12 Days of Christmas
687
95475452659713955540508455845779422643464567632161
7153927469494755517164446461,000
171760771936966438431533442597996612357587444624758410320965813575923971504685733740499684570827
24 Game
1,000
615324524654954355155862594511,000262347
57362822
60352547205272284112131,000
335636295406231104936277116185821508418134952773061,000866561508375773673579696811,000428771
99 Bottles of Beer
1,000
88859867083649678753763504851969530118954734943102
9085319377369748458955566491,000
748491,0009166585138468331296788857913808895234599155633958789307927427889111,000920667645560788821
Abundant Numbers
902
838883671728774472826984837800688907800841976882939787
7037456949848158148266628961,000
7339878898548007428987649587889876617149279578918331901,0001,0007878007894411,000734426957766818808
Abundant Numbers (Long)
881
830869714975952199863964892750935985885904977931936125
9737889869849599828336628971,000
281,0009239279808047811,0009729718908946618147652798598332991,0009359889051741031,0007388601,000729985980
Alphabetic Numbers
985
885
1,000
1,000
785580
650
958735
917
Arabic to Roman
643
745145151901506607946045931,0009265501,000884618850140
7099819258199326836215874091,000
965988458406955893827507167086009443316506812017931,0002901,0007687311,0002393851,000459780758651932748
Arithmetic Numbers
460
85573866394789617904968922754622854849517831909890289
7487048569219359761,0006592851,000
40373394288961775464376190892968884764974462445579279336092678387490634653953491560910803830976
Arrows
831
6336591,00092226821856868622793700711464882856842524
8736648839299779939466671171,000
3318778548856457101,000863927902746959677869842711902825616937896598914494764961514677892826905991
Ascending Primes
547
788464785857164865889900732590551594227823877845192
1891193089733209304926601291,000
188895855459102815843931793238326126153377138702545681,000773798778723335935164377821403853741
ASCII Table
800
891321410641127797914851565924892667415881821891316
9226819175509789621,0005854031,000
876873895862608451656800881925494384762750411793296205983901483765749554888632711916427886
Billiards
1,000
998577
851
533433
1,000
950
702
209
583
1,000648
665
1,000
817487
909
brainfuck
940
64452777068022040278660648877459258357629907920193
908420767763
7498574412401,000
123610757755362554185850255688641474364480405275794437114947594271451593
921388
772498607
Calendar
755
791
1,000
758
742438
920
1,000
Card Number Validation
603
644
934918
841867881727
716705
984800929
977
9237357033121,000
904907
795
831830872
883
843750
698640
989944622770673577845483679824538882916
Catalan Numbers
1,000
405160505256618495579397671349517731,000918921772
982792608161,0008337839059611,000
955829921,0004468131589447417408838444289418171,000343738591,000479496613185494998907443221,000
Catalan’s Constant
620
4111952672171771329021486522633066529984584277567
6595171,000245161744821321811,000
423596157591,0001,00073516122766330209649151723606784353628847707186754322557245648297741,000722276
Chess Move Validation
606
695
904
Christmas Trees
962
602566833765141778798671660792670746136983631869201
8977258197209608398676401241,000
997908888548068285079088799127627038317238912207837594491,000870158496226323876540350921402890
Collatz
1,000
95169096492322889988927855835932850901879902986697
9006107179769799458467398241,000
6189389559641,0007387958788901,0008748237908559047037868594301,000885871922596291,000717878986611848969
Connect Four
537
755
713
510
715556
566
1,000777
Continued Fractions
755
981864
750838827645
1,000702
882
995
925
1,000
988854
691
986869
1,000
907
876
CSS Colors
1,000
185809342512475122793957376826068940242431760
737203346428394221,0003591121,000
5919073268871940193264751,0006711621073791,000339692127551,0009117572037310171329028744091346175
Cubes
208
84172422674273443526722534464860761548163771480872165
1,0002159768798508121,0004981571,000
86944838560801610999406519261,000253469864632204730681841,0007662256517343681,0006479391,000414769
Day of Week
606
938352279701
4529694313226116181,0001369428381,000893
642746605995
9837243845091,000
1464016781,0008484335305418308925528314618251,0005901,0009055051,000816577779425941785943320944279812727
DFA Simulator
614
575425966748
6827996745038551,000633
908864
658
833980452
1,000
885819623808
854
613
505
627
977679
798667
915532
1,000365960932
Diamonds
824
554667716427468571757152977759659177908605731111
1411215887361937127435151171,000
4707688066267235695671398435694394945156334587784386197279715479517113490735514765175786
Divisors
914
9639078361,000917478709108687178459598186841,000882986615
8928051,0007899849631,0008469851,0007786909489088919258649139689869579439709218458657119816487421,0009321,000963147889706927999555159841,000
Emirp Numbers
921
5515558607985227041,0006506481,0009837075288339441,000403
7548917599788429819685574611,000
6596301,0008418335805819807267696786735337061,0001,0009021,0008091,0007885281,0007207521,0004827938331,000851704
Emirp Numbers (Long)
908
731793948882988869238857237938107189885081789770
8496191,000859841986756603741,000
667664934910
691643777916893812881573861579351873700331,0007308898641968058994292226991,000743891
Emojify
857
97540614875290517860564652575665647236846757648164
9368711,0007984948749456812961,000
1163078428688206401227332167305162582426467502569017611291,0009712346334281139585885129491,000957752
Evil Numbers
842
7207737178415069079469328188409738721,0009678511,000551
7921,0007848099649517788785811,0009006927639359497187506006678269478181,0007118268069791,0005506561,0001,0009829191,000753897821826946660786748
Evil Numbers (Long)
947
8467619458915008759669338049239699021,0009099281,000394
9669499448139769888008844661,0008186457009539515617145387549799068461,0007188755746869766296001,00087992490661483979965879956409828862
Factorial Factorisation
859
96126745701187720837739553229330511125757642125106
1291121525902159116606641301,000
401268617435628446714747928208220901087361356548470886711725761502191904169236742104136960
Farey Sequence
1,000
848831833897821138931,0009188247459608518498489351,000561
9326096599041,0009917429003431,000
30575096587371475434990097390894193057173263468691585048392797879098836932987752749970792899937
Fibonacci
1,0008251,0009718829779766569571,0009868655749589146498529231,000629
9355911,0009571,0001,0001,0009198751,000
8648111,0001,0009417789299801,0009501,0009579238729649521,0008241,0001,0009629011,0005689579789817561,000459865878
Fizz Buzz
907
1,000966948890918950960881979758890913963917836955974742
6576409696009629008538289761,0008466207479891,0001,0009508418229578599008588411,0008756589649399071,000900870918950855905903660897667973
Foo Fizz Buzz Bar
933
983913827771664102777762834647909935985731910887927532
6624319626191,0008828727315841,000
1457219858981,0008378608507458908198506629448294429858467351,0009285567037119041,000699834852699851
Forsyth–Edwards Notation
766
47237363874648689768679497828581611247935777784249
7273606836347347588755973501,000
169450901878840675541701723774622449840641642302596566131959985366792972449803704830774609791
Fractions
962
80452486879827877825874685961826819306972821961441
8269649289339009401,0004834321,000
757569718299486717627183937105897017676386304118496068799521,000591903489680992482562849589934871
Game of Life
1,000
476542723618
693804769413780838483
741562770362
518
817749
674493507
1,000
137685811522494632
726591707
427500588
574380
899738
801489501854398
633425688779
Gijswijt’s Sequence
552
9715116476264572663887574181678868561921669845250
475396608842904699688725481,000
1639599185740558226456366253061567344402902946887021911,00089356570367668278037801760524658347
Gray Code Decoder
1,000
860
805815
821
917
9661,000
1,000
892839
929
789
1,000875
656
975
921662
Gray Code Encoder
957
868
976
1,000895
1,000
1,0001,000
903
9761,000
933
1,000482
Happy Numbers
861
6525207475965667751,0007336391,0009807086581,0008781,000478
8048106628039059478525758361,000
6721,0007858416605649796927266338156796321,0001,0008891,0003951,0001,0005637988607221,0007727268981,000754837
Happy Numbers (Long)
920
620524882889159924932912795883881759939946846880130
7608879799449759848216919861,000
789918939368725641772761875733214736922779509871931369977796883814290570979774336923424908978
Hexdump
1,000
7425563278817607784588483682765343175871780520
412148890
7631,000465411,000
11625925623785481247
38069564351689629491335525171396088035740604497131975915651565855
Hilbert Curve
23
322
353
800
301
703
550220
317255
353
503658
538
598
596
Intersection
648
45561962975818717909745542766538664290824668931336
716385595953
5648675576081,000
86549990783814594245
428697714571235797471529867610150986806366825109521,000486560797598825
Inventory Sequence
813
811741758953269259539546567088488772189191885727
8144297409499479461,000667201,000
958794494539564688718409018223673986091729879653111,000826880618645498749238884576683
ISBN
791
77852483895138845911822708895777725443842822922361
6325238671,000
9188677783891,000
4099119919749136776607097648297157746578537285277106413041,000797632844354281983529813953532891915
Jacobi Symbol
667
583590638806261755784730520833554574669718735766429
565551995702
1,0007876243671,000
125434893683703603402
345730620678541639613522574
293946684573745377558857478
832637871894
Kaprekar Numbers
1,000
118401169130494795920856115199485566297887176156228
1922214491915812244851582061,000
7319093512118111882178161185232234124130219226592152218594671193209436421927283752165544174276
Kolakoski Constant
564
1631912572464520681725470831530060812477870176291
79491782700219613811356931,000
3527773683165355342
12957340649695918178042675038350683781625480216254720642460817946612267
Kolakoski Sequence
950
8805089618004028389298766346938198774194384192395
800631720964174904893877351,000
852839936875937251,00071131092687092952652830889114884796990010756389816586569863873404880844
Leap Years
929
923917818763902869149029479097588569297631,000897926774
9026157507079829209098306811,0007895319439109768068167598679578678297508799187657299357836579579178898718747478449126458515791,000976
Levenshtein Distance
332
71255127576191544857744514526166226994581,000960752235
479776663934
7311,0003365171,000
309469792746806510488
3528822915243871,000431502778929455779980417770228175860220
912244727875
Leyland Numbers
1,000
688741161,00020212793214966377125884711274476361374
8875160980247781964533801,000
726971791696434163092699146480393667779931,000556531,0008001407053311201,000570398645204721966
ln 2
594
903041256221196529076708417592619413598682882252
865793142646778146774529631,000
291348399145081,000515211111491501853305147922549623853570997453285538121978261388519950534647
Look and Say
333
48565768004862596837368562116418588742394557
10345174736132685903653631,000
5985688295265025
6899016056547506127042948224422797396299753598134735742138627287695
Lucky Numbers
343
797682789744187938618057146456929111976580672818
524411655689821804962574141,000
756596283386557644468182470260426526671609838975384029628877356326216986167245787248761
Lucky Tickets
1,000
38746747992353662636795121997757190457658738
51237106657
700774374611,000
114138149264651712
5968556211129756579342755351218927507886228614490135020063972754687
Mahjong
651
732
9981,000
475853573523
892393
816
788236
767
707
822505399
1,000
885425672
3467807871,0006741,000
962
348
1,000828
672
1,000
1,0001,000709
Mandelbrot
1,000
88530137905637936950839661180964714157919200217160
2241642299773698833336401551,000
672259528802051151671941,0009273002681721666382219501251249359602351395924221,000200579895305871772
Maze
640483982649815938046794577711,000574
693615701
489
8251,000
865795597
1,000
700978553508471
567762628
595854692
586
947786
819813
939
772372702
Medal Tally
59265775587192635667698505524775536
876711784
675
6697768041,000541
1,000
649881727470353
771667737
786570
664472
944786
773364
892573
726549842
Minesweeper
554
724824
554
1,000
765
559
845549
723
362
Morse Decoder
842
86718720183919337755415481725351616100688660543109
1901442949084307116345952041,000
71286789617822549148128169995649215422598604123652631738997052032382572318581,000861927624576
Morse Encoder
892
76922587272698818679580374850611593135764787703148
6777909426864557701,0006183021,000
90736789767750601865130212864813206452766669156870571831,000865202821557317894641641808318871
Multitap Input
638
603
1,000
848
667
913789
563
796
Musical Chords
165
37219831186132174262653095617060028491547414253
413521475432826367722981221,000
844852357641640938741744845645303557424635631455836365711214639350868843281601315502
N Queens
476
6977108716115016818477274366623107878988781
121891191421791231,000119941,000
33822096081564933102941151141365895120886056746426714111313250137668212214247417108151
Nim
871
718
688
689
Niven Numbers
1,0007629878578869829745949079679329507469771,000875971954981671
9398817939421,0001,0008107559121,0007274818209701,0008898957691,0001,0001,0001,0009748009779668911,0009741,0001,0008061,0001,0009177959789797119358301,000860
Niven Numbers (Long)
1,000
65870598687119899986920778896984960827971807930560
9851,0008829409929608337837561,0007273416759268778759328218859379849889608427818447509809261,0008311,0009871,00024968984894902937734859964
Number Spiral
1,000
319307360466270549642667380760819524357538687638253
6882487205205347298404603431,000
489594692642324435554
3866816504354946026373636371931381,000722353813611650623824555669426621524
Odious Numbers
842
7007957458415339069469448418579738971,0009358411,000543
8408617887969479768248785621,0008897928339689497637576197598309498319856848047509791,0005506361,0001,0001,0008891,000725900782778973756821767
Odious Numbers (Long)
947
8187068009128894949079829478449419649251,000909914980397
9489499448009769888339054701,0008897417009849755677325387879799628721,0006928096226961,0005906881,00087992493446466979893888977391842875
Ordinal Numbers
975
8808989209494507948887838218679138146981,000900933366
8106597401,0008411,0007357106421,000
2626961,0001,0007508026881,0009088627066098307119176868876762759399585418731,0001,000990861702934773967904
PalindromemordnilaP
422
558
469761
788
909
931
733547
1,000
821
973950947
933
949
889920
985
979957
828880
778
780
Pangram Grep
702
4375818267253573763441725951644875355925574872492
857468593917
8469006818621,000
589724969831814776808
1967235029433957266618279537188531,0009291819771,000167924286531881336797830
Partition Numbers
897
9487211186155767891117859118282893127765125115104
122106167667958159879624991,000
1188879631117238113116107161166639878898609117045489597813578842227476011616684592127197
Pascal’s Triangle
1,000
6625381,000970919159639665936599858897596484689281
9866568389411,000973885788891,000
1,0007329228976486618339041,0008958469579198526673079265907869859306317671901561,0006391649713178781,000
Pernicious Numbers
880
1,0008461,0009434229791,0001,0009728559791,000820963950979889
1,000
1,0009428331,0001,0009704401,000
9558299841,0007929393709771,0001,0001,0009581,0001,0001,0008071,0008645251,0009661,0008489305421,0009746879765651,000939
Pernicious Numbers (Long)
1,000
607675654704573718739806610813784887906673710685377
687
5578189237726868824961,000
9605009016395167726006226556975035366386945256129076247079419327057077727770451904740546612740
Poker
422
536510682946
420598483317639669483257696508524264
562
679
541836314264184
134756758669619308216
2405186797313665572865305023521781,000795484
753163770569
552864488
Polyominoes
244
1218988688179948657755594108467877477
1841431371472429951879801,000
2515519150796129
8213419631546825311540959808624311149561146773109836758324101188
Prime Numbers
1,000
7877367418699815408791,000854783875973972671795857931532
8571,0007598451,0009357625238111,0005631,0001,0001,0009477848001,0009531,0001,0008469597188781,0009799766678641,0001,0009389341,0008461,0009136001,000791887778
Prime Numbers (Long)
1,000
78983359794486922915942916809853984977280975958906347
8821,0009559491,0009797737279271,0005291,0001,0009229748269191,0001,0009381,0008819338759008572649786748641,00097179893530729648086179333391,000993
Proximity Grid
104
5624257526767745889759527904916225186389381024
50
970717
770930744461,000
1552294271191768114
338546484869548071745631636188839715478086079956935
82026726
QR Decoder
1,000
83484089973316833876830535932852649737836515845456
673539919880
7868737033751,000
126649879664662581143
6608625667835808566398016825731531,000771367791236459221,000
7291,000837846
Quine
1,000
5961,000773159435141,0005878386565638391,0007895709189131,0006002141,0008248411,0001,0009058541,000
7503171,0008931,0001,000998451,0006961,0001,0001,0008184259051,0003738241,0001,0006825797541,000730732381407
414950
Recamán
806
815754881969859189679477817947859159485296688871
7694595937588809347947504231,000
485544968911241624327898927958767567558316772719177323589519558205751928551,000724155859588723
Repeating Decimals
1,000
613448837724
595759722514958
612
731703856
444
941599
833361288
453
406661620509556
671594892473626647
615471863841877
471
908622
9761,000518
Reverse Polish Notation
805
484293624730
542939463590960627673328891679649272
310900938983
8031,0005405921,000
406548978780808722625
214618584635605577867380705343
979830550
146318933911
937165784
Reversi
1,000
688468983685
786732867587543
697
826788909
968
828967621
1,000
871748740
672668
646795865
664706
971791
538684
753
1,000
706
Rijndael S-box
1,000
17714313664213880179106455330559558219627139231211
1701453041556031948265862661,000
15379553341114096
17116350310118012711227356512793995626141433468375795336625129314460
Rock-paper-scissors-Spock-lizard
719
54236630282276699586319504396884913482726334787153
440300808884
691699
3831,000
121655595599434469182
276648574439344506464325957459152649745373552538467704810480721615517536
Roman to Arabic
1,000
6577477679718182992380964987592777540498681494670
6499781,000914
8968536832651,000
4283088785972865655806988856941,000597870824901,0001,0002821,00089394926256342982842815910852976987
ROT13
927
776
703859762607
797
700
804688408
1,000
855881
914
604
855
949897
988
781
828
915728
Rule 110
768
41351069479063675964155937814416592676944560938
331423670641809538826547191,000
1069980367077955066178047286465451466261172522678573251957875490505333421,00042335810391576
Scrambled Sort
597
844
908886
958367
1,000
773795
667
761
836911
650
1,000496
Set
1,000
527
987614
721411
1,000
750
641
1,000825
438
906
691
Seven Segment
617
75150648285943729712807601843496712210872755970189
2124017477136537848265243561,000
533718743830244602635
6977487592204406575913898425033181,000763630707736457864785503755818924706
SI Units
1,000
395484389804
4556492405047291,000376265635872375242
3293541,0005205872268575434311,000
1774866493262442281102134206845396034833873134275991231991,000691394447910341782378908001,000509946
Sierpiński Triangle
625
718678947823794773767792767950963761325852417888242
6907481,0005958377608056571581,000
612889796734609688517747905950932326712721857192900711400894868542608291496972617570782182792691
Smith Numbers
187
6481959128731388079088755386217916418870667872457
9933961,000947962944400603621,000
574541912870294679238236689095591618756422344768503578729037184855415396834135393353694
Snake
538
569
Spelling Numbers
508
856196274723926238526984819669074601,000993696896170
2464889231,0004778901,0004144651,000
32594877275026546476145156845848280333919438741516413569078872595572612739168388321,0007857521,000
Star Wars GPT
927
568
711
989
833450
971
645
1,000
1,000789
706
822
1,000619863
Star Wars Opening Crawl
573
632388681362583128464643844623796055590256
697286907
7791,000415501,000
168896378560828262
351,000721972077551511672345617886944317
482748331,00099845252543
Sudoku
1,000
886381748890
543672552328713782433193590639888698
451
1,000
7111,000
62
185807821364536394225
7347231,000121189383321644447372101801707202
1,0002381,000904
1,000650623
Sudoku (Fill-in)
1,000
416199374987
4679295102657025735431347844451,000337
254
1,000
9351,000
331,000
85710965505475436166
30389794613113364053326583951457884957170
1,000100984874
1,000430689
Taxicab Numbers
171
747
867
947723
1,000
939904
734
722
807
957
1,000
622
Ten-pin Bowling
341
55432386271635484636490574656447662210906623755234
619
678962
7837947182581,000
1204579107113914794925263096606066455716084815276595081101,00072835648593263915576688775304782873
Tic-tac-toe
949
586
273
619738597770775
578739
905755
7178271,000691
1,000
943974763
937647401865884875
720
881857
917810721926632773702798798
Time Distance
633
764236819922
574822644453790826458400776631842228
344
1,000794
7461,000457398315
120445858527788485502
361676741462327753492574448481128996771417505288457894771
694828712916
Tongue-twisters
891
461701468669553548524563527900861490431845435705282
6884481,0007303485909945474231,000
3149907099236894837545244996699484784758965037149804163171,000859545475948803559548775688816682918
Topological Sort
531
389
580441
1,000
792
566
832757
467
Tower of Hanoi
765
83965887396297929918944821783937893912889916929716
8848258867728239099358936671,000
463844962885600789892943950952921967849825831631895761595898855947796961826947914251841558912897
Transpose Sentence
750643872897
646791682674678848802
753599910430
793
842
9061,000598
1,0001,000
846807850979
649
863860
731786
775752
959923
633633
962525786867542934756
Trinomial Triangle
5982744
424977747548223311779138870464132
46
46
84598133141987
37758910242870043424554
2130244385925178328424937278748093383680534384
Ulam Sequence
643
923
643
742
United States
682
4661731147834168347668069481460560214594357289776
1262536947512807541,0006261611,000
5953084096084373438807120904643142520810808120632733118795836121643908113591709543568336727645
Vampire Numbers
1,000
52211717113222111162813538688754772315475659854481
1356341,0007993097611,000911061,000
10970757174663747
1218287722106173220180883949860832916132812726212972589638716175813204
Van Eck Sequence
786
7146967787673184088891554156670786731679684867421
6823648948528998748896764371,000
7355149036943364427007377916117893659372251944914582244842975296583801,0001,00051666819266630
Zeckendorf Representation
952
593487937864
780966858636599952679581804837708684
648542766907858915897773
1,000
3336561,000961552714
899917910557940821703811
698757440990691815962
15903611
883866885992
Zodiac Signs
699
74665089876346795844798560811723636645877693895392
6786117397528769169756184311,000
1525469447507955515646504668836297613919126575186355522357448376425774906469064015648771,000802760
γ
1,000
3873193894644785971222256337093948510167498587124
1094951,000598191199610122971,000
51701321739901,00012061221642778125771476649103520217551,000659890619381254987131834148722201289
λ
1,000
396323393471374380745401439454706488174519719863105
1881801,0004563433417653671741,000
90712707600990443256893216962781636133398500786709793821,0007278902853632559551538369951,000990482
π
590
6241677166251226679557226877856838514576187189059
859684682685133912871402681,0009526766156567697691,0006239511964371349592646765853906604438780840582881430223882695390944610511
τ
590
6241657216291316479557036997686858915174486386361
864684680679133881871420691,000
266156897957091,0006240511963971349493146767153892604429775824576841424224856695402945605514
φ
519
3551691346158358690654780673225698076883887587654
9428007076317678917605311,0001,000
9205828718778461,0001887011166136885047954337192441,000409893624814578932431188787909387935677543691
√2
609
364157231643785967715897039612559794590576776956
9578806766731311,000690525621,000
5856111,0007547551,00055893119248711501600467746479804213636738975459254322277771,0003901,000584550664
𝑒
824
739670901737918538059027856677519784072082783047
785750914899790901690470551,000
23669823833841,000405989187493536883973959448979795509914951111813428177921762310968558702