12 Days of Christmas
873
150954754845985139847927855944929779924988952920980392
9518617469498289289549738861,000420930989949966984946928879987996814812914960909934968724965966908962971509979721740946786976893
24 Game
1,000
22615326565574956127276503863701,00041650091859362840
61512154720527871,00014131,000535886400406296115306277136187534605817137984233731,0009796014133757868581,000696811,000740902
99 Bottles of Beer
1,000
27488859889891649888879932803854969941145954852943189
9088619727369748528488626491,0001588491,0009136589158638331908558857917968898654599458997648949527927227889111,000874667920560970918
Abundant Numbers
905
848249883671877774472847843902850815907833841909874795670
8248899869848158411,0006628961,0001578338358899178007749157648388599107327717457798108332081,000933820800961512848659426814613864868
Abundant Numbers (Long)
884
91047869714988952199877976892828890985967904977977936133
9737889869849669731,0006628971,000281,0009349279808047811,0009729718908947328148821549538333181,0009359889051741031,0006638601,000743985993
Alphabetic Numbers
985
950
1,000
789697
936
958974
917
Arabic to Roman
624
149745146151901506797746347711,0009147421,000853611829187
7099819258199327465006134091,0001265988627606846714417508076936389444656507252168611,0003621,0008517311,0002393871,000621780739651932980
Arithmetic Numbers
470
927173866394789617916968922855487854959565831949890381
7487048569219539688206592851,00040373394288961777064376190892968884764974471645593579336792685087490634621953612560910803830982
Arrows
917
8996591,00083926868919930773876628918475882920842773
8737958839489779729817391111,0004468558838546457309308639369517579597428699477339158776989378785989235567648916696211,000769932991
Ascending Primes
259
103788464785846164876889900780449551656235823906845281
1891233089733209304926601291,00052188895855459113852843931793238326126153515138798602741,0008647987787233419352163778214031,000741
ASCII Table
1,000
269891321410641127828914851766847892843415881840891422
9227139175501,0009758816054031,000278901873857862690648656800881925494565770802411845357263983846483726749554888832711916427886783
Billiards
1,000
998833
851
617
1,000
954
702
273
869
1,000962
665
1,000
8171,000
909
brainfuck
940
644527770680220522800619683746592884666299111,000366
908565767763
7677744932401,000180728812823402833281850319688641474573538509275954595172947843271606
993565
772420739936
Calendar
888
1,000
1,000
1,000615
1,000
1,000
Card Number Validation
603
644
942918
864867881807
716818
984826929
977
9377357033121,000
904907
795
831830872
883
843750
865703
989944634822673577845483679824962921916
Catalan Numbers
1,000
30405160502256618495579597571341,0007731,000945921772
982792608161,0008338709059611,000955829921,0004468161589455417408949334289418171,000484249471,000479496613187294998907444461,000
Catalan’s Constant
607
9214119526725217713494014979320230671710284590877576
659517714245161756694380811,000433596247704141,0007315712931799620970220272362800181413356786262722761579281707829774302238294
Christmas Trees
962
86641566833788141778798671755677670873136983644869240
8977258197209878748166631241,000997908888548068285079088799127627038317238912208737594891,000965158456226339921635350921402890749
Collatz
1,000
1495169096492322903988927919725932873921879946986798
9006107179769799459637398241,0006189389899821,0007387958788901,0008748307908559047129009154561,000925871922596291,000848878986700848975
Continued Fractions
755
994864
778838827793
1,000921
882
1,000
925
1,000
988874
1,000
1,0001,000
1,000
1,000
1,000
CSS Colors
941
1073871821728511241411221568839511,000721196968878684139
1457203341,0008398489158311781,0001452418249007649369341451591,0006741622546721,0006639382141361,0009691459813731791,00064828795454786312
Cubes
215
8512573424581394443519730524610776750764186913596887255
1,0003429848779848519335991611,0001019468676887978721269428519291,0002616448977513517979301431,0008092286158733751,0008619631,000614982763
Day of Week
603
917352279710
4729694513794626181,0001569428501,0001,000
642746605995
9837063845091,0002124616781,0009358705305418308925528315868251,0005901,0009056291,000816579683425951785943320944345971798
DFA Simulator
614
5754251,000756
6827996636988061,000900
908882
658
837773566
1,000
885859725808
854
768
617
930
994899
816667
924532
1,0004381,0001,000
Diamonds
824
53554667986337473071757663666459669988908643731132
1411325887361937187865311171,000304707688066267145695671398435694396175156334587794887697280315782817113493545514765175786640
Divisors
914
1,000369078361,000917478709108687678459598916841,000918986615
8928051,0007899849631,0008469851,0006909489088919258869139689869579439709748458657111,0006487571,0001,0001,000963147889707477999555159841,000
Emirp Numbers
1,000
4205517098828075228881,0008896708479838826539289701,000465
8638037319789721,0008508255261,0006597839907958927715818697589876789736678001,0009299059217691,0001,0007019041,0009501,000553793987988931987
Emirp Numbers (Long)
910
55731766948873989059328937716798108829885084189790
8496191,000859841986854603741,000667678943910645723643830937893830881773861579146884773341,0009328898181963678995122226991,000743891
Emojify
817
1331,00051718574890638626696620506716867287828583730192
7078501,0008605628769068033181,0001583588817028635911574442607596413742445835462758916991411,0009052656654771498887055308771,000814879
Evil Numbers
842
3787207737748415069079649328419609739741,0009679551,000615
8491,0008248099649767378785811,0006921,0009529497188616006678261,0008181,0007118268069791,0005677061,0009649829191,0007531,000821826976660786878
Evil Numbers (Long)
950
208087619458915008939839338269429699761,0009099861,000462
9661,0009448131,0009888008844661,0006457719699515618335387549799069101,0007188756176869766297141,000879924906614839791,000879978409828862
Factorial Factorisation
863
8396127745701187720837739727162330649140757658125145
1291101525902158949437201301,000441458617435629046714747928208238911088301358279180886867743640784191904169236742104136960
Farey Sequence
1,000
98114831833897885139201,0009598685769609858498489681,000674
9326096599041,0009917429003431,00033176996596871477134990097390894193057173263468698585052892797879098836932987933749970792899937
Fibonacci
1,0008251,0002359718829779526569791,0001,0008925749589446498529691,000700
9355911,0009571,0001,0001,0009198751,0008648111,0001,0009417789299801,0009501,0009579238729649521,0008249501,0009629011,0005689719789817561,0004598651,000
Fizz Buzz
907
1,000207966948890918950960881979833802913983917836989974831
6576889696009629001,0008289761,0007807479891,0001,0009678418229578599008589551,0008756589839398911,0001,000870918950855905986660897681973961
Foo Fizz Buzz Bar
934
992149138277716641027777628347758649351,000738910919927645
6625109626191,0008777747695841,0001907309858981,0008608608507458908268509129448784421,0009788241,0008855567167119041,000870834852708851856
Forsyth–Edwards Notation
771
20854634463874648709819706646764627779239909804939318
7273456836347488239336263361,0002244239079368407606027137917856224257506466672908376531469591,000397711979424803631842786768887767
Fractions
962
80452486879827877825874798961826826306972836961565
8269649289339009401,0004834321,000757569718299486717627183937105897017676386304111,0007249099521,000591903489697992518562849705904871
Game of Life
1,000
476542811737
693838769513698838624
741576829498
530
817749
700620507
1,000172734823559602709
745611716
427518588
792653
886811
717489501854568
633832709779
Gijswijt’s Sequence
160
319715116677104572671787580268378881563921754884363
475396614842904806287725481,000164761,00085740558526459976263161567344402902948398172091,00091156563667668278050801777524677389
Gray Code Decoder
1,000
880
816815
881
917
9661,000
1,000
892839
929
908
1,000875
1,000
975
921972
Gray Code Encoder
957
943
976
1,000895
1,000
1,0001,000
1,000
9761,000
1,000
1,000494
Happy Numbers
1,000
4296525209338095669499759218759859808627289469241,000539
1,0009428879741,0001,0009637359861,0002599341,0009541,0009256419309239847589898688829811,0001,0009554241,0001,0007319189788131,0008377261,000841960947
Happy Numbers (Long)
922
94620524882889159937943912863802881911948946867880157
7608879799449751,0009647139861,00055832927939207739641772761938733214868922779294911931435977909908814290369979892336978424908983
Hexdump
1,000
217425563281417619784595724596757673375873580532
412748890
861846535411,00016625937870785715297
4857366735180262962933830722201,0001,00035651604497145275915651709855
Hilbert Curve
23
339
570
1,000
434
1,000
566250
352369
519
521522
543
604
971
Intersection
648
45561962975818781909768664672538907294824709931481
716446595953
5718066036081,000108577990817814672245
4596977145873388045175299397061651,000734380797109521,000621560797575825770
Inventory Sequence
818
16811741758953269409539547215718488952189195385732
8144297409499479461,000667201,000958795694539565988718409018223673986091729931720131,000826880568645498752338884815683941
ISBN
791
77852483895138845911822823833777890451842845922439
6325818671,000
9378167903891,0004959111,0009749136776607097648297157747319027285279107263181,000877632845354281983607813953532891915
Jacobi Symbol
667
583590638806261761784730696804554752762718741766578
565551995702
1,0006066783671,000142559893715703657402
345730620678541639657522823
3991,000741573649377558857618
832637871928
Kaprekar Numbers
1,000
117118401171130494807920856121237485651313887182156357
2102064491915812241881582041,0009119993512118112384178161185247234131135221226689152218962753193209915501927298752165544174276
Kolakoski Constant
549
5516319126624454206824254876178300725124778722762125
79498293700219617800356931,0003527773786723258542
14223357828795918185712587513661267831256149216577671746460817311186284
Kolakoski Sequence
952
1588050896180048585393188870454381991241943898923114
800631720964174933743864351,000889839938875937501,00071131092687092952652830889124885296990010754589816586578363873404880840
Leap Years
875
92359917818763902869319029479338188569337631,000941926830
9026468097071,0009107788306811,0005719439259768618427938679578678297508799187657439357838009579178898718747478449126458515791,000976
Levenshtein Distance
332
712
55127576191544857744516195206229035501,000990752358
479776663934
7317643515171,000339556792650806643365
4218822915245151,0007195311,0009294559701,000417680228175860300
912357760945
Leyland Numbers
1,000
89688741161,00020212793214973766725897211374478461383
8875160980247790871542801,0003572697181469653416309269914648053666777993986574561,0008451406073311201,000725398645204721983
ln 2
589
54903041256221196529256708896532611,0003598685985055
865828142646789148774529631,000291348599141431,00051521116149176185330514792761,0001244167597418485567121978262388156274178668
Look and Say
327
2648565769004862596837507502117618588743794569
10345174736132717737653631,000306085688295267025
689901605654771620716938414422897396499602598134735839138627317695615
Lucky Numbers
347
13797682789744188048618057404946929461976582672821
524411655689821811962604141,00075659628338515704446818357026042664570662131931538419962887758527626686152845787248815804
Lucky Tickets
859
3038746747992353662638844071999897190459858753
51237106657
779839424611,000134208149474654412
67685562111297565837421,000398227209267878128614490140320063972871760
Mahjong
668
732
1,0001,000
495853573689
892589
870
788486
767
707
860
557
1,000
974676690
3468607871,0006741,000
962
594
1,000784
608
1,000
1,0001,0001,0001,000
Mandelbrot
1,000
988930613900637938958843852229964936161922213222240
2281662339773829072266821591,000812319549462271271772011,0009293082801781718282289451381139389892451426064261,000307665884310875878
Maze
648483982649816678106795916911,000809
693642701
489
8251,000
909808656
1,000
780978629508581
567762628
595854792
800
1,000771
728813
939
7723727141,000
Medal Tally
56362974399592628695753700643780699
883718807
667
6627837891,000571
1,000
641883800437418
779679818
768584
942609
945920
688387
898594
712532859895
Minesweeper
554
724824
1,000
765
783
845699
723
447
Morse Decoder
821
90219720084919337806460706697348877102813675529153
1901442939084438206497162041,0001242858608128286621751341999956492158035987991259578671149008462193092602228588041,000927653639642
Morse Encoder
894
5479824890771598844813585507824613842144872801784225
6798159166804608719766943101,0001287808547187608198791652208688112117028608101098577951341,000891209777573325995989646815329856866
Multitap Input
853
1,000
867
897
983859
563
937
Musical Chords
186
1038720233125132204292664355065553727494556416389
414522385882306344903071001,00095005324634194603263164854884433255948063658659996776509416039551468948163597320500594
N Queens
1,000
58697710874611541891849519740080311287810087116
1211011191421791251,000120941,00037892126501705833102961151141368299151888317553447857111202250137668212214247432111180
Niven Numbers
1,0007629873988578861,0009745949071,0009321,0008579771,0008759711,000981671
1,0001,0001,0009421,0001,0001,0007559121,0005198609701,0008899498081,0001,0001,0001,0001,0008009779668911,0009749641,0009441,0001,0001,0007951,0009797111,0008301,0001,000
Niven Numbers (Long)
1,000
6658705986871198991,000932810854984980827971867930610
9851,0008829409921,0001,0007837561,0003416889758778759328218859379849889608427818447619809269648191,0009871,00024968984894902984734859993
Number Spiral
1,000
197319307486466270585642667430586819632357538704638341
6882617775595347451974833431,000489663692475332432554
4036816504464946027343637842121511,000784353739611785654525555669426621576
Odious Numbers
842
3537007957458415339259829448649809739741,0009359131,000580
9201,0008277969479887379025621,0007921,0009689497638926197598301,0008319856848047509791,0005677271,0009661,0008891,0007251,0007827781,000756821907
Odious Numbers (Long)
950
970187068009128894949449829478899619649751,000909971980466
9481,0009448001,0009887509054701,0007417579849755678295387879799628971,0006928096226961,0005907061,00087992493446466979893888977391842882
Ordinal Numbers
975
3269008989209494508768888148857789139216981,000925933455
8107657401,0008411,0008617106421,0003457041,0001,0007508166881,0009088627066098307119336869417592759391,0005418731,0001,000990924702934773967904
PalindromemordnilaP
422
558
469784
863
909
931
733547
1,000821
973950947
933
949
889933
988
979957
706880
778
780
Pangram Grep
688
5254375818268073719763509813921644925355925596872516
857468593917
8661,0006818621,000589724969831814843808
1967235029433957266618279357188891,0009291859921,000173924315531905336797830
Partition Numbers
881
9193172111861557788911179381402821,000136765130115118
122106167667958159879671991,0004611888798111172381131161071731666678790786098270509895978135828941274760136166845163127192
Pascal’s Triangle
1,000
606625381,000970919159639666545719858917596486889288
9866568389411,000982885833891,0001,0007689228976486988339041,0008958469579198526673079825908139851,0006317671901561,0006491649713568781,000
Pernicious Numbers
880
2861,0008461,0009434221,0001,0001,0001,0008919791,0008209631,000979889
1,0009771,0009428331,0001,0009704401,0009559769841,0008339433709771,0001,0001,0009581,0001,0001,0008071,0008646009641,0001,0008489535421,0009746871,0005651,0001,000
Pernicious Numbers (Long)
1,000
2607675654704573731750806636922784909906673760685435
6879785578189297977229024961,0009605169266395167726006226556975855366386945256359636247679419777057077727770475904740546612751
Poker
425
536510731807
514598483543759669660412759558580526
603
679
5636835812641,000272756758602629561348
4555566791,0004415575085309716013571,000904502
613163770540
552592693984
Polyominoes
512
3112789127918180949270113611590121668988119
18514349514724213239140801,0003515519166796929
2011472063155610776115582866886256911417761146802109869758592101919
Prime Numbers
1,000
973471736741934981540897969890848979973974671795900931532
1,0001,0008628451,0001,0008105238111,0001,0001,0009869477848111,0001,0001,0001,0008469747188781,0009799766678751,0009699389341,0008461,0009136001,000791887908
Prime Numbers (Long)
1,000
9747833597944869229329579168728829849772809751,000906361
8821,0009559491,0009698647279271,0001,0001,0009229748448721,0001,0001,0001,0008819339009008572699786748751,00097179893530279648086179333391,000993
Proximity Grid
965
255674258466767745889759707815919126187391081033
50
970717
853833806461,0002152294283991781414
428546485475847281745919790268839555478086079956937
82027811758
QR Decoder
1,000
83484099575016833876830756960852836961836526882529
673902919880
7868389053751,0001501,000879849822805154
7288621,0001,0007548908448018718442471,0008933691,000236120922924
7291,000886846
Quine
1,000
2465961,000973159435141,0006098926565638711,0007899879189571,0006001431,0008248411,0005569058541,0007223171,0008931,0001,000999011,0006961,0001,0001,0008184259051,0003731,0001,0001,0006825797541,000730732381407267414950
Recamán
811
5485275488196985932967947797661785919958521,00088877
7694595937588809268537504231,000485561979911156647327898927958767567558316771789687324009519558205751928551,000643155859773723867
Repeating Decimals
1,000
613448837748
595759722714933
837
731710856
444
941599
848660299
462
628661718509728
671594924473626842
846610902841928
616
912883
1,0001,0006991,000
Reverse Polish Notation
805
484293624730
551939466744937627836328891688649376
310900938983
8511,0005545921,000539554978790808856625
214618593635605583893380973450195939982559
146318933966
9371658481,000
Reversi
1,000
688478983689
786732867794699
926
826813909
968
908967641
1,000
871871740
672668
911795927
934963
971977
659684
753
1,000
7371,000
Rijndael S-box
822
6617714314264613898179125615276559799265627143231335
1701833041556031958267042681,0009917879566741117396
2071673911192051881552738251861351,000837161388525662857284625131314442609
Rock-paper-scissors-Spock-lizard
726
31352242536681976689577291798539791914379801271787253
367402690802
730777
2951,000162640702820349744154
336743649426460522713237933702200684980330827534432724789409721511639631
Roman to Arabic
1,000
1146577477679718185792582483879892794440498685694688
6611,0001,000914
9098006892651,0005583088185972892655810988856941,000792860865921,0001,0003491,000968104926256342982832815910852976987
ROT13
927
776
713859762607
870
700
804667408
1,000
855931
914
604
986
949897
988
781
828
915728
Rule 110
747
541951669779463776014206509134437502677546559752
335421663646778557649520201,0001075278363097958467273757989965151773361771623753634292958797546522356431,00050335794404581643
Scrambled Sort
701
935
908911
958373
1,000
844855
667
978
845929
650
1,000543
Set
1,000
527
1,000827
429
1,000
750
922
934973
438
906
724
Seven Segment
617
1675150648285943757770814754806496829218851848970282
2274017477346538117925483561,000678718816809285667676
6977487592206087766363899097104181,0009246307837364728936935037558181,000706
SI Units
1,000
429484389499
5418012817986971,000782461838874374542
3303511,0005215873497437194321,0003234878685993782521902938076805446035946436384287152622011,000728432447913342781379908011,000776928
Sierpiński Triangle
618
76725685949828794753773796813988964812346857453890273
6967579756028398176796671261,000653946789742604712533753908951933328815729862198826859511896909562631296496973623569788192797711
Smith Numbers
71
4164817091292413881692487566453779185510170670272486
9934721,0009479629564065862986574598927935111727238236789095591664756516129904588838729017282555415396845735393353694901
Spelling Numbers
507
68741962741,000929389489229139439077221,0001,000912896278
2464889231,0004778989316124711,000642948951932266759161145283889848280644928933741757866989071,0002605572612759168148321,0007859821,000
Star Wars GPT
1,000
573
939
989
833461
1,000
776
1,000
1,000934
706
835
1,000619934
Star Wars Opening Crawl
1,000
27632389694462583128723721847625496073093699
697286907
929601703501,00029881,00074567825332
591,00072116627775857116809847301,000988317
48274947867991,000159812
Sudoku
1,000
812382918957
4596164685046557077912749314161,0001,000
453
1,000
728947
551,000256756745533450666316
6449561,0001454107595946297836411941,000956193
1,0002191,0001,000
1,000653835
Sudoku (Fill-in)
1,000
4471822671,000
4679295103946615738091548644451,000743
238
1,000
960775
291,000115795965407502647235
3948971,000125156702762273826765881,000948140
1,00079984871
1,0003849231,000
Taxicab Numbers
68
879
867
962723
1,000
939904
926
1,000931
823
957
1,000
669
Ten-pin Bowling
341
59332387072435487636490755873453932263906632755341
619
678962
8725437632551,0001894639108383915693535263166686246507456125625279486401491,000935351651935631,000576688775304817873
Tic-tac-toe
949
586
275
619738632770933
578924
905768
7178271,000691
1,000
943974789
937647406904884875
930
881929
917810721926632773702798854
Time Distance
681
764236830929
726825756737811826833547821674842417
347
1,000794
819940727405331235733871727788828636
540765741463629753794574812801225996842417709288457894771
726828911892
Tongue-twisters
1,000
421592813554906553777862780871899861883593827832861621
8508691,0008596728238798255491,0006359909098699068388608577378879486218778998669478908386611,000842770926948936856656775866764872918
Topological Sort
672
389
580453
1,000
883
736
1,000824
467
Tower of Hanoi
769
1283965887396297929918944839793937929912889976929821
8848258869378239009359116671,000513844962885670789892943950952921967849825864631912803595898855947796961826947986362841683912904
Transpose Sentence
750643885897
646791682768777809938
753613910552
793
842
9471,000616
1,000
846807850979
649
863860
740800
978861
9591,000
758633
985525786867602942756
Trinomial Triangle
245982744
424977747549043311794038870474137
46
46
865981331411,000
37758970242870043424554
213024431,000251983284249371,0007480937836801124384
United States
698
7946617311475341754538762887727605797145943585897106
1262536947512809255746261611,0007469388392884392750807139904643142724810848120856733156980939138643908113591709543568336727652
Vampire Numbers
1,000
133264117177179221112319135510828547929182908303544122
1383093197993173777341101061,0004413870752776174647
1453794132577673223922792229488832920137317726316972422638716175367201
Van Eck Sequence
793
187506967787533185387891556944470786734279688067425
6823578948528998918897214371,0007355239046943364627007377916117893661172251940966620261842975296583801,0001,00055566819398630807
Zeckendorf Representation
952
593487937864
788966858804747952857581822851708684
648631838907858927897835
1,0004427191,000961552733
899917910557940821703822
9669075171,000864815992
15903840
883866885992
Zodiac Signs
705
74668591076346819860798815789727886797865711895604
6787127397528279179657334361,0002056949508477956385646605118836297995659187885299327243339828956487485236469065505649231,000926786
γ
1,000
12596688560296147886712328276982999592102674101587514
109470939598191200610122971,00065955321739101,00012418555664099357386958667103634365689986704376196705781,0005888401481,0005441,000
λ
355
200974877952971374512871535672362938751218768751773195
2191809489413435066754921931,0001229696246599426953342695579409931,0001689618563237517391531,000763391359743577939242839974985785445
π
594
536241677166251276679657227596556839404576193193663
859684682685133924943429681,0007306156677692161,0006239511964378727792656269754970757490746840201881751223882800390944615566556
τ
594
556241657216291316479567037716326859555174492289765
864684680679133888943438691,000296156997952151,0006240511963979128393156267155970757480714824200841740224856800402945610568543
φ
536
58122169134615836029255478067322561,00076883892087658
9428002626317678929205311,0001,0009205828818772391,000108701116250772289795517825721,000145900595814201932752188787909387935527169696
√2
617
57124157231643786127715897039612551,0004590580676959
9578802516731311,000862541621,0005316111,0007542601,00055893119248772296600568831481,0001854006518971899257552277771,0003901,000589182664
𝑒
829
44739670901737918638149028005567511,0004072085784049
785714914899790890828506551,00023669818833841,0004059893874942216839739625491,000818542891951111813747177921810310968558742787