12 Days of Christmas
687
954754526597139464540508455941779422643464574632167
7153927469494756077164516461,000
171913771936966438809533454597996612357623444624758473320965813665928971504685733740499786570893
24 Game
1,000
615324524984954355156502614511,00026234777159362822
60352547205278784111131,000
435636305406231115306277136187531508418135143133731,000866590508375786858579696811,000428902
99 Bottles of Beer
1,000
88859867083649686753763504874969530118954734943102
9085319377369748548955656491,000
748491,0009166585138468331296788857913808895234599155753958949307927427889111,000920667645560788821
Abundant Numbers
902
848883671728774472826984837800688907800841976921939787
7037826949848158148266628961,000
1517339878899178007428987649587889876617149279578918331901,0001,0007878007894821,000734426957766818808
Abundant Numbers (Long)
881
910869714988952199863964892750935985885904977966936125
9737889869849669828336628971,000
281,0009239279808047811,0009729718908946618148822798598332991,0009359889051741031,0007388601,000743985980
Alphabetic Numbers
985
950
1,000
785580
650
958735
917
Arabic to Roman
643
745146151901506607946045931,0009145501,000884623850140
7099819258199327506215944091,000
965988628497025893827507277086389443316506812017931,0002901,0007687311,0002393851,000459780758651932980
Arithmetic Numbers
460
92773866394789617904968922754622854849565831949890289
7487048569219539841,0006592851,000
40373394288961775464376190892968884764974466145580579336092678387490634653953491560910803830976
Arrows
831
6426591,00091326821856868622909700711505882920842535
8736648839299779939467391171,000
3319308548856457101,000863927902757959677869868711902877593937896598914494764961554677892826905991
Ascending Primes
547
788464785846164865889900732604551594235823906845192
1891233089733209304926601291,000
52188895855459102852843931793238326126153449138702602681,000773798778723335935164377821403853741
ASCII Table
1,000
891321410641127797914851565924892667415881840891316
9226819175501,0009751,0005994031,000
192901873895862608451656800881925494384770750411793296205983901483765749554888619711916427886783
Billiards
1,000
998577
851
533527
1,000
954
702
273
583
1,000648
665
1,000
8171,000
909
brainfuck
940
644527770680220522800606488805592613576299111,000193
908420767763
7678814412401,000
123728812755402554281850255688641474364480409275833437114947594271451
993388
772498607917
Calendar
755
922
1,000
758
1,000438
1,000
1,000
Card Number Validation
603
644
942918
841867881727
716705
984826929
977
9377357033121,000
904907
795
831830872
883
843750
698667
989944634770673577845483679824538921916
Catalan Numbers
1,000
405160502256618495579397671349517731,000945921772
982792608161,0008337839059611,000
955829921,0004468131589447417408878444289418171,000403739471,000479496613187294998907443221,000
Catalan’s Constant
620
41119526725217713293214965229430665210284590877567
6595171,000245161756821380811,000
423596157701,0001,00073516126766777209702202723606784833558847707187224322557246298297741,000722294
Christmas Trees
962
602566833788141778798671660802670746136983644869201
8977258197209878748676631241,000
997908888548068285079088799127627038317238912207837594491,000870158496226339921540350921402890733
Collatz
1,000
95169096492322889988927855835932850921879935986697
9006107179769799458467398241,000
6189389899821,0007387958788901,0008748307908559047038149154301,000885871922596291,000717878986611848969
Connect Four
537
755
713
535
1,000556
566
1,000777
Continued Fractions
755
994864
750838827645
1,000702
882
1,000
925
1,000
988854
691
1,000869
1,000
1,000
1,000
CSS Colors
1,000
185809342512475122793958376826068940242831760
737203346428394271,0003591121,000
5924173268871940193264751,0006711621073791,000339692206551,0009117572037310171529028744091346175
Cubes
208
84172422674294243526722534464860761548163771601872165
1,0002159768798508581,0005161571,000
869448625608016101209406519261,000253559864632204730927841,0007662256517343681,0006479391,000516972775
Day of Week
606
917352279710
4729694513256116181,0001369428501,000893
642746605995
9837243845091,000
1464056781,0009355925305418308925528315868251,0005901,0009055051,000816579779425951785943320944315812798
DFA Simulator
614
5754251,000756
6827996635038551,000633
908882
658
837980484
1,000
885859623808
854
768
505
627
994688
798667
915532
1,0004169601,000
Diamonds
824
554667986337473071757652977759659188908643731113
1411215887361937187435311171,000
304707688066267235695671398435694394945156334587784446197279715782817113493535514765175786640
Divisors
914
1,0009078361,000917478709108687178459598186841,000918986615
8928051,0007899849631,0008469851,0007786909489088919258649139689869579439709218458657119816487421,0009321,000963147889706927999555159841,000
Emirp Numbers
921
5515558608075227041,0006506481,0009837075288339861,000403
7548917599789219819685574611,000
6596301,0008418335805819807267696786735337061,0001,0009021,0008091,0007885281,0007207521,0004827938331,000851704
Emirp Numbers (Long)
908
731766948873988959238937237938107299885084189770
8496191,000859841986756603741,000
667664934910645691643830937893830881573861579351887718331,0007308898641968058994292226991,000743891
Emojify
857
97540614875290523860564652621665647246846772648164
9368711,0007984949169456982961,000
1163078428688206401227332167455212582426467502569019031291,0009712366334281139585885129491,000957752
Evil Numbers
842
7207737178415069079469328188409738721,0009678961,000551
7921,0007848099649517788785811,0009006927639359497187506006678269478181,0007118268069791,0005676561,0001,0009829191,000753897821826946660786748
Evil Numbers (Long)
947
8087619458915008759669338049239699021,0009099711,000394
9661,0009448131,0009888008844661,0009096457719539515617385387549799069101,0007188756176869766296001,000879924906614839791,000879956409828862
Factorial Factorisation
859
96127745701187720837739553229330511140757658125106
1291101525902159116606641301,000
441268617435628446714747928208238901087361356548470886711743761502191904169236742104136960
Farey Sequence
1,000
981831833897885139201,0009598387459608518498489681,000561
9326096599041,0009917429003431,000
33176996596871475434990097390894193057173263468698385048392797879098836932987752749970792899937
Fibonacci
1,0008251,0009718829779526569571,0001,0008655749589146498529691,000657
9355911,0009571,0001,0001,0009198751,000
8648111,0001,0009417789299801,0009501,0009579238729649521,0008241,0001,0009629011,0005689719789817561,000459865878
Fizz Buzz
907
1,000966948890918950960881979788890913963917836989974742
6576409696009629008538289761,0009236207479891,0001,0009508418229578599008588411,0008756589649399071,000900870918950855905903660897667973955
Foo Fizz Buzz Bar
933
992913827771664102777762834647909935985738910911927532
6624319626191,0008828727695841,000
1457309858981,0008378608507458908268506629448294429858467351,0009285567167119041,000699834852699851863
Forsyth–Edwards Notation
766
54037363874648695768679497828581611249935799784252
7273606836347348058755973501,000
169450901878840675582701723774622449840641642302596578131959985366792972449803704830774609791725
Fractions
962
80452486879827877825874685961826847306972836961441
8269649289339009401,0004834321,000
757569718299486717627183937105897017676386304118496388799521,000591903489680992482562849589934871
Game of Life
1,000
476542811737
693804769413795838483
741576803370
530
817749
707493507
1,000
141734811547602632
745611716
427518588
589474
899738
801489501854398
633832709779
Gijswijt’s Sequence
552
9715116677104572663887574181678868563921690868250
475396608842904767688725481,000
164761,00085740558226457776253061567344402902946887211911,00091156570367668278037801760524677389
Gray Code Decoder
1,000
860
805815
836
917
9661,000
1,000
892839
929
789
1,000875
1,000
975
921972
Gray Code Encoder
957
868
976
1,000895
1,000
1,0001,000
903
9761,000
1,000
1,000494
Happy Numbers
861
6525207475965667751,0007336391,0009807086581,0009191,000478
8048576628031,0009478525758361,000
2416721,0007858416605649796927266338156796321,0001,0008891,0003951,0001,0005637988607221,0007727268981,000754837
Happy Numbers (Long)
920
620524882889159924932912795894881759948946875880130
7608879799449751,0008217139861,000
55832918939368725641772761875733214736922779509871931369977796908814290570979774336923424908978
Hexdump
1,000
7425563281417619784595487682755343175872680521
412148890
8611,000465411,000
11625937643785481297
3807366735168962949133558522131,00088035740604497131975915651565855
Hilbert Curve
23
322
383
1,000
301
1,000
550225
333255
383
507658
538
598
642
Intersection
648
45561962975818775909768550766538692294824709931336
716385595953
5718675576081,000
86549990783814594245
4316977145872358044715298786401501,000806380871109521,000486560797598825770
Inventory Sequence
813
811741758953269259539546567088488772189192985727
8144297409499479461,000667201,000
958795694539564688718409018223673986091729879653111,000826880618645498749238884576683941
ISBN
791
77852483895138845911822708895777725451842845922361
6325238671,000
9378677783891,000
4529119919749136776607097648297157746579027285277106413041,000797632850354281983529813953532891915
Jacobi Symbol
667
583590638806261755784730527841554574695718741766429
565551995702
1,0007876383671,000
128445893715703603402
345730620678541639613522596
2931,000684573774377558857478
832637871903
Kaprekar Numbers
1,000
118401171130494795920856115219485566302887182156228
2102064491915812244851582041,000
7319993512118111884178161185247234124135221226592152218594671193209436421927298752165544174276
Kolakoski Constant
564
3741912572444520681725470831530060812477872276291
79491792700219613811356931,000
3527773686765355342
12957357849695918180242675042152683781625480216254742642460817946627284
Kolakoski Sequence
950
8805089618004028389298766486938198774194387592395
800631720964174913893895351,000
852839936875937251,00071131092687092952652830889114884396990010756389816586569863873404880844
Leap Years
929
923917818763902869149029479097588569297631,000941926774
9026157507079829209098306811,0007895319439109768068167598679578678297508799187657299357836579579178898718747478449126458515791,000976
Levenshtein Distance
332
71255127576191544857744514576166227314581,000990752235
479776663934
7311,0003395171,000
309469792761806510488
3528822915245151,0005515027789294551,000980417775228175860220
912244727864
Leyland Numbers
1,000
688741161,00020212793214966381025884711374478461374
8875160980247790964542801,000
30726971814696434163092699146480393667779931,000574531,0008001407053311201,000570398645204721966
ln 2
594
903041256221196529076708417592611,0003598685985052
865828142646789148774529631,000
291348399145081,000515211161491761853305147922541,0004133570997453285538121978261388519950534647
Look and Say
333
48565769004862596837368562116418588743794557
10345174736132717903653631,000
306085688295265025
6899016056547506207162948224422797396299753598134735742138627287695615
Lucky Numbers
343
797682789744187938618057146456929111976583372818
524411655689821811962594141,000
756596283385157644468183570260426526706621838975384029628877586326216986167245787248815804
Lucky Tickets
1,000
38746747992353662636795121997757190459858739
51237106657
779774424611,000
114168149264651712
5968556211129756583742755368219287507887428614490135020063972766760
Mahjong
651
732
1,0001,000
475853573523
892393
816
788236
767
707
860505399
1,000
974487690
3468607871,0006741,000
962
396
1,000828
672
1,000
1,0001,0007611,000
Mandelbrot
1,000
88530137897637936950839661180964714157919206217165
2241672299773788993336401551,000
712259528802221151671991,0009273022761721666382219501251069359602411395924221,000200648895305871788
Maze
648483982649815938046794577711,000574
693642701
489
8251,000
909795617
1,000
700978571508471
567762628
595854677
586
1,000786
819813
939
7723727021,000
Medal Tally
59265775599492635677757551524775536
876711784
675
6697768041,000547
1,000
649881727470353
771667796
798570
672513
944786
773364
892573
726549842892
Minesweeper
554
724824
554
1,000
765
559
845549
723
447
Morse Decoder
842
90218720184919337755415508782351616100688675547109
1901442949084447976346552041,000
71286789656828549148128169995649215422598604123659744738997052202382572318581,0001,000927624576642
Morse Encoder
892
80222587272698838679580374895611593135764803703148
6777909426864558681,0006303021,000
907747897747666011,000130220864813206452766669156870793831,000865207821557317894641641808318871863
Multitap Input
638
603
1,000
848
667
983789
563
926
Musical Chords
185
37219832131132174262653096017060028491559414272
413521475752836367722981221,000
949052358141640939741744846955303557424635638598867665711214639350868844981601318502597
N Queens
476
69771087461154189184772744006231128781008781
121891191421791251,000120941,000
33822126291704933102961151141368299120886216948447714111323250137668212214247432111180
Niven Numbers
1,0007629878578869829745949079679329507469771,0008759711,000981671
9399297939421,0001,0008107559121,0007274818209701,0008898957691,0001,0001,0001,0009748009779668911,0009741,0001,0008061,0001,0009177959789797119358301,000860
Niven Numbers (Long)
1,000
65870598687119899986920778896984960827971843930560
9851,0008829409929608337837561,0007273416889268778759328218859379849889608427818447509809261,0008311,0009871,00024968984894902937734859964
Number Spiral
1,000
319307486466270585642667380760819524357538704638266
6882487775595347458404833431,000
489644692642332435554
3866816504464946026373636372121381,000722353813611650654824555669426621576
Odious Numbers
842
7007957458415339259469448418579738971,0009358841,000543
8409177887969479768249025621,0008897928339689497637576197598309498319856848047509791,0005676361,0001,0001,0008891,000725900782778973756821767
Odious Numbers (Long)
947
8187068009128894949269829478679419649251,000909971980397
9481,0009448001,0009888339054701,0008897417579849755677325387879799628971,0006928096226961,0005906881,00087992493446466979893888977391842875
Ordinal Numbers
975
9008989209494507948887838218679138716981,000925933366
8106597401,0008411,0007357106421,000
2627041,0001,0007508026881,0009088627066098307119336869156762759399585418731,0001,000990861702934773967904
PalindromemordnilaP
422
558
469761
788
909
931
733547
1,000
821
973950947
933
949
889933
985
979957
828880
778
780
Pangram Grep
702
4375818268073573763441725963644875355925596872492
857468593917
8669006818621,000
589724969831814776808
1967235029433957266618279537188531,0009291859771,000173924286531905336797830
Partition Numbers
897
9317211186155767891117859127282893136765130115104
122106167667958159879671991,000
4611888798111172381131161071731666678790786091170454895978135828422274760116166845163127192
Pascal’s Triangle
1,000
6625381,000970919159639665936599858897596486889281
9866568389411,000982885833891,000
1,0007329228976486618339041,0008958469579198526673079265907869859306317671901561,0006391649713178781,000
Pernicious Numbers
880
1,0008461,0009434229791,0001,0009728559791,0008209631,000979889
1,0009091,0009428331,0001,0009704401,000
9558299841,0007929393709771,0001,0001,0009581,0001,0001,0008071,0008645251,0009661,0008489305421,0009746879765651,000939
Pernicious Numbers (Long)
1,000
607675654704573718739806610891784906906673740685377
6879785578189297727439024961,000
9605169016395167726006226556975855366386945256129446247079419327057077727770475904740546612740
Poker
422
536510731942
4205984833171,000669483257696508580264
564
679
5638363142641,000
134756758674629308220
2615186791,0003665572755305024601781,000795502
753163770569
552864488972
Polyominoes
244
1278988918179949257756114498966898877
184143495147242125518101801,000
2615519161796129
1101472033154610753115413864086243111412261146784109869758592101477
Prime Numbers
1,000
9737367418699815408791,000854783875973972671795900931532
8571,0007598451,0009357625238111,0005631,0001,0001,0009477848001,0009531,0001,0008469597188781,0009799766678641,0001,0009389341,0008461,0009136001,000791887778
Prime Numbers (Long)
1,000
974833597944869229159429168098539849772809751,000906347
8821,0009559491,0009797737279271,0005291,0001,0009229748449191,0001,0001,0001,0008819338759008572649786748641,00097179893530729648086179333391,000993
Proximity Grid
965
5674257526767745889759527904916225187391081024
50
970717
853930744461,000
1552294271191769014
338546485471647271745631636188839715478086079956935
82026726758
QR Decoder
1,000
83484089975016833876830535969852672737836526882527
673539919880
7868737503751,000
126691879684822581154
6658621,0001,0006098906398017055831531,0008803697912361179221,000
7291,000837846
Quine
1,000
5961,000923159435141,0005878386565638391,0007899879189571,0006001431,0008248411,0001,0009058541,000
7223171,0008931,0001,000999011,0006961,0001,0001,0008184259051,0003731,0001,0001,0006825797541,000730732381407267414950
Recamán
806
85275488196985918967947781825785915958521,00088871
7694595937588809347947504231,000
485561979911241624327898927958767567558316772719177323589519558205751928551,000724155859588723867
Repeating Decimals
1,000
613448837748
595759722520958
612
731710856
444
941599
848361299
453
406661626509556
671594924473626662
615610863841877
471
912622
1,0001,0005181,000
Reverse Polish Notation
805
484293624730
547939466590960627673328891688649272
310900938983
8511,0005545921,000
406548978790808722625
214618593635605577893380705343171979830559
146318933911
937165784988
Reversi
1,000
688478983689
786732867587543
697
826813909
968
908967628
1,000
871748740
672668
646795865
672735
971791
538684
753
1,000
7061,000
Rijndael S-box
1,000
17714314064613880179106455333559558219627139231211
1701453041556031958265862681,000
8515379554941114096
171163503101203127112273565138931,000626141433468495849336625129314462596
Rock-paper-scissors-Spock-lizard
719
54236630282276699600319504539884913516726337787153
440300808884
719699
3831,000
121655624599434469182
3016485744393505194643259575621526497453738275384677041,000480721615517597
Roman to Arabic
1,000
6577477679718182992380968687592777540498683194670
6491,0001,000914
8968537032651,000
4283088785972865655806988856941,000597860838901,0001,0002821,000893104926256342982842815910852976987
ROT13
927
776
703859762607
797
700
804688408
1,000
855881
914
604
855
949897
988
781
828
915728
Rule 110
768
41351069479063675964155939214416592676946060945
331423670641809554826547191,000
107538106701,00055066178057486465451466261172522678573251957875542523333421,00042335810391576578
Scrambled Sort
597
844
908911
958373
1,000
844795
667
761
845911
650
1,000496
Set
1,000
527
1,000614
721429
1,000
750
656
1,000825
438
906
724
Seven Segment
617
75150648285943729727807601868496712218915768970205
2274017477136537848265363561,000
533718754839244602676
6977487592204407765913898425463181,000763630707736457864785503755818955706
SI Units
1,000
428484389499
4557272405047291,000376265752876375542
3293511,0005205873488577204311,000
1774868693413712281902934206845436034836463134275991641991,000691432447910341782378908001,000509927
Sierpiński Triangle
625
7186789478237947477677927671,000963761338852446888245
6907481,0005958378148056571691,000
612944796734609688517747905950932326712721857192900882400894868556625291496972617570782182792691
Smith Numbers
187
6481959129241388079088755476337916418870670272457
9933961,000947962956400623621,000
574541934935302679238236689095591618756422344768552578729177284855415396834135393353694901
Spelling Numbers
508
874196274723926238526984859669074601,000993696896170
2464889231,0004778981,0004144711,000
32594894375026646476145156889848280333928495741516752569078872605572612759168388321,0007857521,000
Star Wars GPT
1,000
560
711
989
833450
1,000
776
1,000
1,000789
706
835
1,000619863
Star Wars Opening Crawl
1,000
632389589462583128464734844623796055591156
697286907
8801,000415501,000
16881,00080867828332
351,00072110020775515116723578179531,000317
482748521,00099969264543
Sudoku
1,000
9063811,000890
5436725523287137824331935906391,0001,000
451
1,000
8691,000
621,000
185807821381536394382
7527231,0001432897343176444506911011,000707202
1,0002381,000904
1,000650661
Sudoku (Fill-in)
1,000
416199378987
4679295102657025735431348274451,000349
258
1,000
9601,000
331,000
85710965554475436166
303897946136173640485265839663571,000957173
1,000100984874
1,000442689645
Taxicab Numbers
171
747
867
955723
1,000
939904
734
1,000722
807
957
1,000
622
Ten-pin Bowling
341
55432386271635484636490574669447662212906632755236
619
678962
8727947182581,000
1204579107253914795255263176606246455716084925276596091101,00072835648593263915576688775304782873
Tic-tac-toe
949
586
275
619738597770775
578739
905768
7178271,000691
1,000
943974789
937647406904884875
720
881857
917810721926632773702798798
Time Distance
633
764236830781
574822644453846826462400776640842228
344
1,000794
7911,000478398315
120454858527788485502
361676741463327753492574451552128996771417515288457894771
694828712875
Tongue-twisters
891
592701489669553548524563527935861490431845471705296
6884481,0008593486499945474231,000
3149907169486894837545244996699484784758965037149805003171,000859578475948803559548775688816682918
Topological Sort
531
389
580447
1,000
883
566
1,000784
467
Tower of Hanoi
765
83965887396297929918944821783937893912889976929716
8848258869378239099358936671,000
463844962885670789892943950952921967849825864631895803595898855947796961826947929362841567912897
Transpose Sentence
750643885897
646791682674702809802
753613910491
793
842
9471,000616
1,0001,000
846807850979
649
863860
740800
775762
959923
670633
985525786867578934756
Trinomial Triangle
5982744
424977747548223311779138870474132
46
46
86598133141987
37758970242870043424554
21302443859251783284249371,0007480933836801124384
United States
682
4661731147834168347668069481460560214594358589776
1262536947512807591,0006261611,000
5953084096084373438807120904643142520810808120632733118965836131643908113591709543568336727713
Vampire Numbers
1,000
52211717717922111162813538688754772315675661754481
1386341,0007993097751,000911061,000
4210970759676163747
1218287972107673224280883962060832916136816726212972589638716175813201
Van Eck Sequence
786
7506967787533184088891555656670786734279688067424
6823578948528998828897064371,000
7355239036943364427007377916117893661172251944914620244842975296583801,0001,00051666819266630807
Zeckendorf Representation
952
593487937864
780966858636599952679581822851708684
648542838907858927897835
1,000
3416561,000961552714
899917910557940821703811
6987574401,000691815962
15903611
883866885992
Zodiac Signs
699
74665089876346795844798560838723636673877702895392
6786117397528769169756364311,000
1525469447507955515646504668836297993919186575186356352359828376425914906469064015648771,000802760
γ
1,000
38731938946447859712222563687939485102674101587197
1094951,000598191200610122971,000
51701321739901,00012061221642778125786476649103520365551,000659890619381254987230834148722201528
λ
1,000
892323393471374380745401439454706498174519732863115
1881801,0004563434127653671741,000
90712953631990443334893216962781636133398509786709957821,0007278902853632559551538369951,000990482
π
590
6241677166251276679647226877966838514576193193660
859684682685133918871429681,0009526766156567697691,0006239511964378749592646769753906604406795840582881430223882695390944610511553
τ
590
6241657216291316479557036997796858915174492289761
864684680679133887871438691,000
266156897957651,0006240511963979149493146767153892604408760824580841424224856695402945605514540
φ
519
3551691346158358691554780673225698076883890987654
9428007076317678917605311,0001,000
9205828718778461,0001887011166137725047954338252441,000409893624814578932431188787909387935677543691
√2
609
364157231643785967715897039612551,0004590579676956
9578806766731311,000690541621,000
5856111,0007547551,00055893119248772501600467831471,0004213636738975459254322277771,0003901,000584550664
𝑒
824
739670901737918538059027856677511,0004072085784047
785714914899790901690506551,000
23669823833841,0004059893874942368839739625481,000795509914951111813428177921762310968558702772