12 Days of Christmas
972
1,000867
895
541739
530
1,000
989
1,000
625
24 Game
1,000
9731,000
913
962
982930
966
99 Bottles of Beer
713
799
859
1,000
1,0001,000
982
985
967
992
Abundant Numbers
1,0001,000946860
1,000
8649849171,0001,0008801,0009329761,0001,0001,0001,000825782694
1,0009898261,0001,000
1,000
1,0001,0009801,0001,0009581,0001,0009201,000846974926927
1,0009099701,0001,0001,000
1,0001,0001,0008531,0001,0001,000
Abundant Numbers (Long)
1,0001,000883
1,000984
8639649029801,000
9821,0001,0009769861,0001,0001,000926986
1,0008331,0001,000
1,000
1,0009239449801,0001,0001,0001,0001,000937
8041,0008308529829309701,0009351,000
9801,0001,0009421,0001,0001,000
Alphabetic Numbers
9161,000
1,0009661,000
968
1,000
9011,000
1,000
771
1,000
1,000
1,000
1,000
Arabic to Roman
1,000
992
1,000
1,000
1,000
9651,0001,0001,0001,000
1,000
1,000
1,000
1,0001,000
1,000
976
1,0009387557961,000947
1,000944758803
9891,000
913
1,000
1,000780
Arithmetic Numbers
1,0001,000
932
989
963933
1,000
891
976
1,000
1,000
1,000
1,0009601,000
1,000
965
984979
1,000
1,000
Arrows
1,000
1,000
8618729111,000945
1,0009189651,000962
841
985
1,000971
852
9599881,000
875
990
1,000
1,000
9781,000
962
968954
971
Ascending Primes
1,000
1,000
9391,000952968
9831,000942969988
1,000
1,000942
1,000
1,000970
917
1,000
1,000
1,000
1,000
ASCII Table
942955
1,000627872
1,000
1,000
1,0001,000
1,000
977
923
1,000965791989
1,000
978
1,000943
985
Billiards
907
907
1,000
991
842
957
933
958
brainfuck
800943
926
1,000
721
698
961
946711
851
Calendar
1,000
1,000
1,000
991
1,0001,0001,000
1,000
1,000
1,000
Card Number Validation
1,000
1,000
975
1,000
1,000
9759601,000
1,000
1,000969
1,000
9811,0001,000
1,000
1,000
894926
1,000
962
Catalan Numbers
1,0001,000871
1,000
8091,0009681,0001,000
1,0001,0001,0001,0001,0009789721,000
1,000
9001,0001,000
1,000955
1,0001,000
1,000
1,000
1,000
8841,0009709801,000
759
1,000
982
966
1,0001,000
Catalan’s Constant
1,000
882
972815
929
848
1,000
876
1,000
919
884
783
1,000
Christmas Trees
987901886870
801
1,0001,000
898
983
913
1,000
944
965
1,000943
988
1,000
980961
915887952986870
1,000
1,0001,000
Collatz
1,0001,0009671,0009881,000
889
9811,000
9811,000
1,0001,0009581,0001,000
8151,000938
882
1,0009899821,0009188611,0009861,000928
942
9409759669709741,0001,000
912
9581,000890
1,000
Connect Four
1,000
1,0001,0001,000
1,000
1,000
1,000
1,000
1,000
1,000983
1,000
894
990
1,000
Continued Fractions
1,000917
857
1,000
1,000
1,000
1,000
1,000
1,000
1,0001,000967
1,000
1,000
1,000
1,000
1,000
CSS Colors
1,000
1,000
1,000
1,000
960
1,000937
1,000
969
988
1,000
1,0001,0001,000
988
983
1,0001,000
Cubes
1,000
9901,000
989
843
1,000
6001,000
1,000
983
641
989
787
1,000
Day of Week
1,000957
981
9891,0001,0001,0001,000
1,0001,0009801,0001,0001,0008829871,000
1,0009271,000
8981,0001,0001,000624
1,0009891,0009851,000
1,0001,0009081,0001,0001,000
1,000
1,0007851,000
944
DFA Simulator
990
1,000
990
915
990
980
949
Diamonds
1,0001,000
1,000688
948
1,0001,000
1,0001,0001,000
1,0001,000
975
1,000
938
1,0009301,000877984
9609789661,000
1,000
1,000
950958940
899
1,000967
Divisors
1,0001,0009428521,0001,000
1,0001,0009401,000952
1,0001,0001,0001,0001,0001,0001,0001,0008381,000
963
1,0001,000
1,000
1,0001,0001,0001,0008841,0001,0001,0009719659709219429709559811,0001,0009221,0001,000963
9451,0001,000
9841,0001,000
Emirp Numbers
1,000967
8121,000
1,0001,0001,0009811,000
1,0001,0001,0001,0001,000891
981
1,000
944
1,0001,000952
1,0001,000972
1,0001,0009321,0009741,0008541,000
720
1,0001,000793
Emirp Numbers (Long)
9931,000
9599739831,000852
1,000
958
990953
1,000
1,000
1,000946
1,000
958934
1,000
989
1,000
1,000
950
1,000
1,000
Emojify
1,000
989
9571,000
1,000947
1,0001,0009891,000
1,000
905
1,0001,0001,0008908101,0001,000
1,000
1,000
753
930
Evil Numbers
1,0001,0009239717761,000
9421,0009581,0001,0001,0001,0001,0001,0001,0001,0001,0001,0009331,000784
1,000987
1,0001,000
1,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0009311,0008931,0001,0009198409581,0001,0001,0001,0001,0008971,0008261,0001,0001,000
Evil Numbers (Long)
1,0001,0001,0009451,000
9801,0001,0001,0001,000
1,0001,0001,0001,0001,0001,0001,0009661,000944
1,000
1,000915
9001,0009071,0001,0009258381,0001,0001,000
1,0001,0009339771,0001,0001,0008867789809061,0001,000
1,0001,000
1,0001,0001,000
Factorial Factorisation
1,000
1,000
944
955
957
911
1,000942
1,000
977956
930
944
1,000
Farey Sequence
988981952873
1,000
9721,0001,0001,0001,000
1,0001,000
1,0001,0001,0001,0001,000
9581,0001,000
1,000
1,0001,000984
986
1,0001,0001,000
1,000
1,000
1,000
1,000
Fibonacci
8001,0001,0009711,0009771,000
9781,0009869701,0009651,0001,0001,0001,0001,0001,0001,0001,0008131,0009571,0001,0001,0001,0001,000
1,000
1,0001,0001,0009701,0009291,0001,0009501,0009579601,0009641,0001,0008751,0009431,0001,0001,000
9719781,0009561,0001,0001,000
Fizz Buzz
8319871,0001,0001,000
1,000
1,0009259891,0001,000
1,0001,0009111,0001,0001,0001,000947952969
1,0007841,0001,0007111,0006201,0001,0001,0001,0009661,0001,0001,0008971,000
8411,0001,0008391,0001,0001,0001,0009781,0001,0009509691,0001,000
9721,000
Foo Fizz Buzz Bar
1,0009831,000859
1,000
897
9571,000
8029759761,0009811,000983962
969
1,0008041,0001,000
1,000
1,0001,0001,0001,0009861,000
1,000
992
7501,0009448521,0009871,0001,0001,0001,0001,000
1,000977
1,000
Forsyth–Edwards Notation
827828
1,000
964
1,000
1,000989969
1,000973
1,000
1,0009481,0001,000
992
968
984
955
903
970
875
Fractions
9511,000978
979
9839681,000
1,000
1,0009901,000
1,000
1,000976
875
1,0009931,000
1,000970
1,000
957
1,000
935
1,000
Game of Life
951
1,000
882
963962
947
1,000
9761,000
930
921
937890
1,000909
9799461,0008041,000
967
931
889
966938
1,000
1,000
897682
Gijswijt’s Sequence
1,000
1,0001,000
9551,000983
1,000
906
1,000
9661,0001,0001,000
1,000840
955
980
Gray Code Decoder
9891,0001,000974
1,000
972957978964986
1,000
1,0001,0001,0001,0001,0001,000
9741,0001,0001,000
1,000
1,0001,0001,0001,0009601,0001,0001,0001,0001,000
1,0008571,0001,0001,0009711,000
1,000970
9121,0001,000
1,0001,000
Gray Code Encoder
9738441,000
1,000
8971,0001,0001,000988
1,0001,0001,0001,0001,0001,0001,000
1,000
1,0008951,0001,000
1,000
9891,0001,0001,0001,0001,0001,0009741,0001,000
1,0001,0001,0001,0001,0009741,000
1,000
1,0001,000
1,000944
Happy Numbers
1,0001,0001,000
1,000
7051,0007471,0001,0001,0001,0001,0001,000
1,0001,0001,000900857
1,000968
1,000924
1,000
1,0001,0009111,0001,0008801,0009821,0001,000
6791,0001,0001,0001,0001,000
1,0001,0001,000
808
1,0001,0007261,0001,0001,000
Happy Numbers (Long)
978983
988
9011,000
1,0001,000
9849911,0001,0001,0001,0009411,000
944
1,0008211,000986
1,000
9881,0001,0001,000980962
874
973
736959
984944861
878
979973
1,000
Hexdump
933
1,000
1,000927
991
24
9371,000
1,000
1,000
904
Hilbert Curve
772
1,000
800
831
Intersection
990
975970
974
1,0001,0001,000
989
994
1,000993
1,000
1,0001,0001,0001,0001,000818951
1,000
975978
1,000
974
Inventory Sequence
9881,0009569309721,000
9549889769301,000
1,0009821,0001,0009861,0009791,000
1,0009521,000973
1,000
1,0009899451,0009461,0009491,0001,0001,000
895977917
1,000907875
1,000
1,000
ISBN
1,0001,000
1,000
943
1,0001,000
1,000932
9641,0001,000949
988
1,000
1,000
9799919871,0001,000969
989
772947
8861,000974957
825
1,000
Jacobi Symbol
1,000
943
1,0001,000
976
903
1,000
1,000
978
955
771
Kaprekar Numbers
759
964
763
1,000
Kolakoski Constant
1,000
893
969
9411,000
1,000
909
946
923
1,000
925
1,000
Kolakoski Sequence
9279571,000
1,000
9341,000975978
1,000
1,0001,0009861,000
900
1,000
1,0001,000
688958
1,0009801,0009621,000
1,000
1,000
9761,000
1,0001,000
1,000
883
987
1,000
Leap Years
1,0001,0009571,0001,0001,000
1,0001,0001,0001,0001,0007891,0009671,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0009521,0001,000
1,000
1,0001,0001,0001,0001,0009571,0001,0001,0001,0001,0001,0001,0001,0001,0009771,0001,0008981,0001,0001,000
1,0001,0009818241,0001,000992
Levenshtein Distance
1,000
978
986
1,0001,000
1,000
1,000
1,000972
816
988
1,0001,000
1,000
1,000945
1,000
1,000
Leyland Numbers
1,000
1,0001,000
9491,000
957
1,000961
1,000
1,000
1,000
965
891
1,000
863
962
ln 2
1,0001,000958
1,000
1,0001,000
1,0001,000
1,0009891,0001,000
1,0001,000
1,000
1,000
1,000
992
1,000
1,0001,0001,000
1,000827
974
1,000
1,000
Look and Say
1,000
9811,000
868
982
1,0001,000
892
1,000953
1,000
1,000
1,000
937
973
9231,000972
927
1,000
Lucky Numbers
952
1,000
962
1,000
1,000
1,000
1,000907
9141,0001,000
1,000
841
784
963877
1,000960
986
Lucky Tickets
1,000
1,000
1,000981
1,000
9149579841,000
8891,0001,000
1,000
992
1,000
9141,000
990
951
1,000
864
1,000
Mahjong
862
1,000
787
859
957
Mandelbrot
974
1,000
990
1,000
974
973
Maze
1,000
953
1,000
1,000
890
971
1,000
944
1,000
Medal Tally
1,000
963
965
9931,000
969
1,000
1,0001,000
1,000
1,0001,000
985
Minesweeper
1,000
1,000
1,000
1,000
1,000
1,000989952
955
1,000
968
979
973
1,000
955
1,000
1,000
Morse Decoder
1,000
1,0001,0008251,0001,0009791,000
1,000
1,000
9129531,000975
8951,000
1,000
1,000
1,000
1,000
Morse Encoder
9569119749901,000
967
9609931,000
1,000
1,000
993974
1,000
1,000
969
1,000
Multitap Input
1,000
949
970
1,000
1,000
987
1,000
1,000
Musical Chords
1,000
1,000
983
9881,000
1,0001,0009881,0001,000990986974
9907861,000981
1,000
1,0009949901,000854
9381,000
989
1,000
1,000
1,000994
1,000
9921,000
N Queens
962
989
968
873
932963
877
1,000
Nim
1,000
1,000
1,000
966
1,0001,0001,000
1,000
1,000
864
1,0001,0001,000
1,0001,000
1,0001,000
1,000985
1,000
1,0001,000
Niven Numbers
7141,0001,0001,0009759821,000
1,0009671,0001,0008701,0001,0001,0001,0001,0001,0001,0001,0009399297939421,0001,0008101,0001,000
1,000
1,0009851,0001,0001,0009521,0001,0001,0001,0009741,0009771,0001,0001,0001,0001,000
1,0001,0001,0009061,0009781,0007119351,0001,000
Niven Numbers (Long)
1,0001,0001,0009351,0001,000
9841,0001,0009801,0009061,0001,0001,0001,0001,0001,0001,0001,0001,0001,0009551,0001,0008331,0001,000
1,000
1,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0009261,0001,0001,0009801,0008081,0001,0001,000
9791,0001,000
1,0001,0001,000
Number Spiral
1,000
1,000
980
938
1,000
9291,000
1,000943906
986
1,0001,000
1,000
1,000948
953
1,000
992
9421,000
1,000
Odious Numbers
1,0001,000897946820949
9801,0009589741,0001,0001,0001,0001,0001,0001,0001,0001,000894917774
1,000988
1,0001,000
1,0001,0001,0001,0009741,0001,0001,0001,0001,0001,0001,0001,0008399258891,0001,0008728759171,0001,0001,0001,0001,0009001,0008361,0001,0001,000
Odious Numbers (Long)
1,0008379739631,000
9801,0009869741,000
1,0001,0001,0001,0001,0001,0001,0009481,000944
1,000
1,000947
1,0001,0009251,0001,0009507891,0001,0001,000
1,0001,0009008841,0001,0001,0008187869188791,0001,000
1,0001,000
1,0001,000992
Ordinal Numbers
1,000957
974
917978
9851,000
984
1,0009911,0001,000
961
9937811,000969
808
1,0001,0001,000814986
1,0001,000
1,000
975865
9709861,000
958967
1,0001,000
986
9661,000
PalindromemordnilaP
1,0001,000
1,0001,0001,000
1,0001,0001,000
1,0001,000
1,000
1,0001,000982
1,000
1,000972
1,000
1,000
1,000
1,000
Pangram Grep
1,000938
1,0001,000
1,0009789618679741,0001,000989797
9001,0001,000
1,000
986
1,0001,0009509551,0009181,000943
865
9201,000968967
951
939
Partition Numbers
1,000
1,000
989
1,000
975
1,000
966
938
1,000981
1,000
1,0001,000
1,000
978
977
Pascal’s Triangle
1,0001,0008879351,0001,000
9851,0001,0009801,000
1,000921
9741,000
1,000868983
9821,0001,000947
1,0001,0009521,0001,0001,0009111,0001,0001,000
1,0009579441,000
1,0001,0001,0001,0009301,000
1,000
1,0008909851,0001,000
Pernicious Numbers
1,0001,0001,0009431,0001,000
1,0001,0001,0001,0001,0001,0001,0009621,0001,0001,0001,0001,0001,0009301,0009421,0001,0001,0001,000981
1,0001,0001,0001,0001,0009501,0009441,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,000
1,0001,0001,0009301,0001,0001,0007231,0001,0001,000
Pernicious Numbers (Long)
1,0001,000
1,0001,0001,000
1,0001,0001,0001,0001,000
1,0001,0001,0009731,0001,0001,0009711,000869947
1,0009631,000859
1,0001,0001,0001,0001,0009801,0009601,0001,0009841,0009491,0009801,0001,0001,0009818291,0009531,0001,000
1,0001,0001,000
1,0001,0001,000
Poker
1,000
1,000
1,000
1,000
1,000
994
1,000
1,000
865
Polyominoes
1,000
902
970
973
836944
1,000
827
1,000
1,000
Prime Numbers
9791,000929
1,000
911
8861,0001,0001,0001,0009641,000
9821,0001,0008571,000
935
1,0001,000
1,0001,0001,0001,0001,0001,0009661,0001,0001,000976892
1,000
1,0001,0001,0001,0001,000
1,0001,000
1,000846
9778319761,0001,000
Prime Numbers (Long)
1,0001,000
1,000
9479859741,0001,0009471,0001,0001,0001,0001,0001,0009871,0001,000955
1,000
1,0001,000
1,0001,0001,0001,0001,0009051,0001,0001,0009381,000974
938938
1,0001,000905
1,0001,000
947922
1,0001,000
Proximity Grid
1,000
1,000
968
1,0001,0001,0001,000
1,000
1,000
9801,0001,0001,000
1,000
1,0001,000
9791,000
1,000
QR Decoder
1,000
943962945
1,000
9919651,000
956
1,000
1,000954981
1,000
1,000
1,000
1,000
1,0001,000
Quine
1,0001,0001,0005961,0007179099435591,0005878611,0004449631,0007896009189771,0009004621,000
1,0001,0001,0001,000965500
1,0001,0001,0001,0001,0001,000
1,0001,0001,0001,0001,0008186801,0001,0004781,000
1,0001,0001,0007541,0007301,000
649
950
Recamán
1,0001,000
969
918
1,000909
1,000
9391,0009599851,000
1,000
899989981985869
1,000
990
1,000881
955
Repeating Decimals
1,000
868
1,000
1,000
978
1,000
Reverse Polish Notation
994
1,000
9861,000
1,000
990
1,000
900938
1,0001,000987
1,000
991
1,000
958
1,000
936
1,000
Reversi
1,0001,000
1,000
1,0009941,0001,000
1,000
9191,000
785
953
986
Rijndael S-box
898
905
989
925
1,0001,000
1,000
699
911
1,000
1,000
906
885
468
Rock-paper-scissors-Spock-lizard
1,000
1,000
906
1,0001,000
1,000
1,000
993993
1,000
1,000
950
Roman to Arabic
1,0001,000
1,000
1,000
988
1,0001,000
1,0001,0001,0001,0001,0001,0001,0009731,000
979
1,0001,000
1,000
1,0009911,0001,000
1,000988980
1,0001,000780
9531,0001,0001,000
1,000
1,000
1,000
966
1,0001,000978
ROT13
1,0001,000
1,000
9101,000939987990
1,000
9821,0001,0001,0001,000
949
1,0001,0001,0001,000
929
1,0001,0009891,0009809171,0001,000959921
1,0001,000
1,0001,0001,0001,000
1,000991
1,000
1,0001,000
Rule 110
1,000
871
1,000
1,000
1,0009899547961,000
986
1,000
1,000
1,0001,000915
902
1,000
958
1,000
1,000
988
Scrambled Sort
1,000
1,000
985963
1,000
1,000
1,000
960
1,000
962
Set
952
1,000
1,000
1,000
1,000
1,0001,000985
1,000947
989795
976
1,000
1,000
Seven Segment
895
1,000990
987
1,000
9701,0009201,000
947
926
912969
902
1,0009841,0001,000
9091,000962
935
1,000
1,000
SI Units
990
883
1,000
800
Sierpiński Triangle
1,0001,000
1,000
1,0001,0001,0001,000988
9441,0001,0001,0001,0001,0001,000
955
1,000
941
1,0001,0001,0001,000
954985
1,000
8811,000980
9821,000
979
1,000
1,000
9241,000898
Smith Numbers
991
974
1,000
1,000
966
1,000
974
1,000
Spelling Numbers
1,000
1,0001,000
1,000
1,000
1,000
1,000
839
Star Wars GPT
988
1,000
1,000
1,000
1,000
1,000
Star Wars Opening Crawl
933
775
709
933
914
919
Sudoku
1,000
779
1,000
1,000
790
935
Sudoku (Fill-in)
6271,000
919
876
948
1,000
959924976
897
967
Taxicab Numbers
1,000
9761,0009901,0001,000
1,000
1,0009501,0001,000
1,000
1,0001,000
1,000
1,0001,0001,000982
8611,0001,000
1,000
1,000
1,000
9631,000
1,000
Ten-pin Bowling
1,0001,000
1,000
1,0009739861,000
989
9729811,000
925
789979
1,0001,000
1,000
957
Tic-tac-toe
1,0001,000
971
1,000
1,000
1,000
1,000
1,000
1,0001,000
1,000
960
923
880
Time Distance
992
992
1,000
1,000
979
969
1,000
Tongue-twisters
835
677
754
1,000
842
899
Topological Sort
971
1,000
962
917918
973
875
Tower of Hanoi
8571,0001,000943
1,000
1,0009711,0009021,000
1,000
9801,0001,0001,000
1,0001,000
1,000
1,0001,000
1,0001,0001,0001,000
1,000
978981
9461,000
1,000
1,0001,000
1,000
1,000
Transpose Sentence
1,000
792
914
1,000
9889441,000
9881,0009851,000
1,000
1,0001,0001,000982960
1,000
992
867
986
811
1,000979
988
1,000
Trinomial Triangle
1,000
1,000
976
818990981
1,000
9811,000
9451,000
9841,0001,0001,000
1,000
1,0001,0009701,000
1,000
1,000
1,000
1,000
1,0001,0001,0001,0001,000
1,000
Ulam Sequence
978
1,000
1,0001,0001,0001,0001,000
1,000
1,000
1,0001,000952
1,000
1,0001,0009841,0009271,0001,0001,000
1,000
1,0001,000
1,0009821,0001,000
961
1,000
1,0001,000
United States
1,000
851
9891,000
961
9439851,000989
1,000
1,000
9691,000988
946928
729887
9751,000
836
908
Vampire Numbers
988
989
1,000
940
916
Van Eck Sequence
1,000952
1,000
955
1,0009761,000
1,0001,0001,0009881,0001,0009871,000
1,000889979
1,000
9499771,0001,000
1,0001,000
909
892975875
1,000
829
1,000
1,000
Zeckendorf Representation
1,000
911
984
987
970
977
1,000992
955
1,000986
974
1,000
988
1,000
1,000
1,000
Zodiac Signs
967
973
917
5821,000
1,000
784
736
984
956
969
975
990
γ
1,0001,000
985
955
1,000
1,000
1,000
739
9741,0001,000
1,000
791
495
955
1,000
1,000
λ
1,0001,000
991
943
9831,000598
1,000
736
9681,000
1,000
788
9261,000
1,000
1,000
π
1,0001,0001,000
1,000
966902
1,0001,000
989936952
7501,000
952
968
1,000
976
1,000
9261,000
1,000
977
1,000
τ
1,0001,0001,000
1,000
983902
1,0001,000
1,000955939
980
952
1,000
1,000
976
1,000
9311,000
1,000
955
1,000
φ
1,0001,000989
948
1,000963
9801,000
9511,0001,000
7311,0001,000
1,000958
1,000
1,000
944
1,000
1,0001,0008209611,000802893
1,000
952
1,000
√2
1,0001,000989
1,0001,000
1,0001,000
9521,0001,000
1,000
1,0001,000
1,000
1,0001,000
1,000
1,000968
1,000
1,0001,0008468731,000807
1,000
1,000
1,000
𝑒
1,0001,000929929
1,000
946
973
1,000
1,0001,000
1,0001,0001,000958
913949
8579588589301,000
1,000
949
1,000
9631,000905
1,0001,000
1,000
1,000
1,000