12 Days of Christmas
972
801867
895
708
952
806
1,000
625
24 Game
1,000
9731,000
913
956
962
982930
966
99 Bottles of Beer
722
799
859
1,000
1,0001,000
982
868
992
Abundant Numbers
1,0001,000946860
1,000
8649849171,0001,0008801,000
9761,0001,0001,0001,000825782694
1,0009898261,0001,000
1,0001,0009801,0001,0009581,0001,0009201,000846974926927
1,0009099701,0001,0001,000
9431,0001,0008531,0001,0001,000
Abundant Numbers (Long)
1,0001,000883
1,000984
8639649029801,000
9828931,0009779869841,0001,000926986
9828331,0001,000
1,0009239449801,0001,0001,0001,0001,000937
8041,0009578529829309701,0009351,000
9801,0001,0009421,0001,0001,000
Alphabetic Numbers
9161,000
1,0001,000
5911,000
9011,000
771
1,000
1,000
1,000
Arabic to Roman
1,000
992
1,000
9651,0009439921,000
1,000
1,0001,000
976
1,000946755
1,000962
966944758803
9671,000
863
1,000
1,000780
Arithmetic Numbers
1,0001,000
932
989
963933
1,000
891
976
1,000
1,000
1,0009601,000
1,000
965
984979
1,000
1,000
Arrows
1,000
1,000
8618729111,0001,000
1,000
9651,000962
1,000
985
1,000971
9599881,000
1,000
1,000
1,000
9781,000
962
968954
971
Ascending Primes
1,000
1,000
9391,000952968
983
942970988
983
957931
1,000985
958
992
1,000
1,000
1,000
ASCII Table
942955
1,000627850
1,000
1,000
1,0001,000
1,000
1,000
1,000938791989
1,000
978
1,0001,000
985
Billiards
907
907
1,000
1,000
933
958
brainfuck
800943
926
1,000
721
698
882
946711
851
Calendar
1,000
1,000
964
1,000
1,000
Card Number Validation
1,000
1,000
1,000
1,000
1,000
1,000
894926
1,000
962
Catalan Numbers
1,0001,000871
1,000
8091,0009681,0001,000
1,000
1,0001,0001,0009789721,000
9001,0001,000
955
1,0001,000
1,000
1,000
1,000
8841,0009419801,000
759
1,000
982
966
1,000
Catalan’s Constant
1,000
882
973815
1,000
848
1,000
876
780
919
884
783
Christmas Trees
987901
870
801
1,0001,000
898
983
913
1,000
965
1,000943
988
1,000
980961
900887952986870
1,000
1,0001,000
Collatz
1,0001,0009671,0009881,000
889
9811,000
981
1,0009869581,0001,000
8151,000938
1,000
1,0001,0009188619609731,000928
942
9409759509709741,0001,000
912
9581,000890
1,000
Continued Fractions
1,000917
857
1,000
1,000
1,000
1,000
1,000
979
1,0001,000967
1,000
1,000
1,000
1,000
1,000
CSS Colors
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
983
641
989
787
Day of Week
917
981
1,0001,0001,0009851,000
1,000
9801,0001,0001,000
9871,000
1,0009271,000
8781,0001,0001,000624
1,0009891,0009851,000
1,0001,0009081,0001,0001,000
1,000
990918
DFA Simulator
979
1,000
961
949
Diamonds
1,0001,000
1,000688
948
1,0001,000
982
1,000
1,0001,000
975
1,000
1,0009301,000877984
9609789661,000
1,000
982
950958940
899
1,000
Divisors
1,0001,0009428521,0001,000
9231,0009401,000952
978
1,000
1,0001,0001,0001,0008381,000
963
1,0001,000
7691,0001,0001,0001,0008849551,0001,0009719659709219429709551,0001,0001,0009221,0001,000963
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
1,0001,000952
1,0001,000945
1,0001,0009321,0009741,000854835
720
1,0001,000793
Emirp Numbers (Long)
1,0001,000
9699739921,000852
1,000
958
990953
1,000
1,000
1,000946
958934
1,000
957
938
1,000
950
1,000
1,000
Emojify
1,000
989
9571,000
1,000
1,0001,0009891,000
1,000
1,0001,0001,000890810
1,000
1,000
1,000
753
930
Evil Numbers
1,0001,0009239717761,000
9421,0009581,0001,0001,0001,0001,0001,0001,0001,0008961,0009331,000784
1,000987
1,0001,000
1,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0009311,0008931,0001,0009198409581,0001,0009831,0009068971,0008261,0001,0001,000
Evil Numbers (Long)
1,0009139219451,000
9801,0001,0001,0001,000
1,0001,0001,0001,0001,0009681,0009661,000944
1,000
1,000915
1,0001,0001,0001,0009258381,0001,000979
9861,0009339771,0001,0001,000886778980906
983
1,0001,000
1,0001,0001,000
Factorial Factorisation
1,000
1,000
944
955
957
911
1,000942
977956
930
944
1,000
Farey Sequence
988981952873
1,000
9721,0009891,0001,000
1,000
1,0001,0001,0001,0001,000
1,0001,000
1,0001,000984
986
1,0001,000980
1,000
1,000
1,000
1,000
Fibonacci
8001,0001,0009711,0009771,000
9781,0001,0009701,0009651,0009601,0001,0001,0001,0001,0001,0008131,0009571,0001,0001,0001,0001,000
1,0001,0001,0001,0001,0009291,0001,0009501,0009579601,0009641,0001,0008751,0009431,0001,0001,000
9719781,0009561,0001,0001,000
Fizz Buzz
8319871,0001,0001,000
1,0004871,0009259891,0001,000
1,0001,0009111,0001,0009851,000947952969
9917841,0001,0007116201,0001,0001,0001,0009668411,0001,0008971,000
8411,0001,0008391,0001,0001,0001,0009789591,0009509131,0001,000
9721,000
Foo Fizz Buzz Bar
1,0009921,000859
1,000
897
9571,000
8029679761,0009811,000983962
969
1,0008041,0001,000
1,0001,0009401,000986860
1,000
1,000
7501,0009448521,0009871,0001,0001,000
957
1,000977
1,000
Forsyth–Edwards Notation
827828
1,000
964
1,000
1,0001,000977
1,000973
1,0009481,0001,000
992
968
984
955
903
970
875
Fractions
951972978
959
9839681,000
1,000
1,0009901,000
1,0007891,000976
1,0009931,000
1,000
1,000
957
1,000
935
1,000
Game of Life
951
1,000
882
963962
947
1,000
9761,000
930
921
937890
932
9799571,0008041,000
967
931
889
966951
1,000
1,000
897682
Gijswijt’s Sequence
1,000
1,0001,000
955
1,000
906
1,000
1,0001,000
840
955
1,000
Gray Code Decoder
9891,000957974
1,000
986957978947986
1,000
9781,0001,0001,0001,0001,000
9741,0001,0001,000
1,0001,0009221,0009601,0001,0001,0001,0001,000
1,0008571,0001,0009689711,000
946970
9121,0001,000
1,0001,000
Gray Code Encoder
1,0008671,000
1,000
8971,0001,0001,000988
1,0001,0001,0001,0001,0001,0001,000
1,000
1,0008951,0001,000
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
1,0001,0009111,0001,0008801,0009829181,000
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
9849651,0001,0001,0009739411,000
944
1,0008211,000986
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
767
831
Intersection
951
975970
974
9631,0001,000
989
989
1,000993
1,0001,0009891,0001,000818935
1,000
9751,000
1,000
974
Inventory Sequence
9881,0009569309721,000
9549769768571,000
1,0001,0001,0009889861,0001,0001,000
1,000952960973
1,0009899451,0009461,0009491,0001,0001,000
895977917
1,000964875
1,000
1,000
ISBN
9701,000
1,000
943
1,0001,000
1,000822
9651,0001,000
988
1,000
9799919871,0001,000969
989
772968
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
1,000925
893
969
9411,000
1,000
909
946
923
1,000
925
1,000
Kolakoski Sequence
9279781,000
1,000
9059859631,000
962
1,0001,0009861,000
900
990
1,0001,000
958
1,0009611,0009621,000
1,000
1,000
9761,000
962976
1,000
883
987
1,000
Leap Years
1,0001,000917837
925
9469489479761,0007899299671,0009419621,0001,0009391,000
1,000953
1,000980
1,000969976912886
8869789299678459069571,000
956923
8989439331,000
7858849818248891,000992
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
1,000
9491,000
957
1,000961
976
1,000
891
1,000
863
962
ln 2
1,000958
1,000
981
1,000
988968
980
1,0001,000
981
1,000
992
1,0001,000857
1,000827
974
1,000
Look and Say
1,000
9811,000
868
982
1,0001,000
892
1,000953
1,000
1,000
937
973
8701,000972
927
1,000
Lucky Numbers
962
1,000
1,000872
914
909
841
784
963877
1,000
Lucky Tickets
1,000
1,000933
1,000
979984989
1,000992
1,000
914
990
951
1,000
864
1,000
Mahjong
862
856
859
957
Mandelbrot
949
1,000
990
950
973
Maze
1,000
953
1,000
1,000
890
971
1,000
944
1,000
Medal Tally
1,000
963
965
993
969
955888
1,000
1,000
985
Minesweeper
1,000
1,000
1,000
1,000
1,0001,000952
979
973
1,000
955
1,000
1,000
Morse Decoder
1,000
1,000
8251,0001,0009791,000
1,000
9129531,000975
8951,000
1,000
1,000
1,000
1,000
Morse Encoder
9569119749901,000
978
9619931,000
1,000
993983
1,000
979
1,000
Multitap Input
1,000
949
970
1,000
1,000
987
1,000
1,000
Musical Chords
1,000
983
9881,000
1,000
9881,0001,0001,0001,000974
9907861,000981
1,0001,0009901,000854
9561,000
1,000
1,000
1,000
1,000994
1,000
9921,000
N Queens
962
989
968
873
932963
923
1,000
Niven Numbers
7141,0001,0001,0009759821,000
1,0009671,0001,0008701,0001,0008631,0001,0001,0001,0001,0009399297939421,0001,0008101,0001,000
1,0009851,0001,0001,0009521,0001,0001,0001,0009741,0009771,0001,0001,0001,0001,000
1,0001,0001,0009068869781,0007119351,0001,000
Niven Numbers (Long)
1,0001,0001,0009351,0001,000
9841,0001,0009801,0009061,0008511,0001,0001,0001,0001,0001,0001,0001,0009551,0001,0008331,0001,000
1,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0009269741,0001,0009801,0008081,0001,0001,000
9791,0001,000
1,0001,0001,000
Number Spiral
1,000
1,000
980
938
1,000
929917
1,0009431,000
986
9551,000
972948
953
992
942915
1,000
Odious Numbers
1,0001,000897946820949
9801,0009589741,0001,0001,0001,0001,0001,0001,0009361,000894917774
1,000988
1,0001,000
1,0001,0001,0009741,0001,0001,0001,0001,0001,0001,0001,0008399258891,0001,0008728759171,0001,0009821,0008669001,0008361,0001,0001,000
Odious Numbers (Long)
1,0007669009631,000
9801,0009861,0001,000
1,0001,0001,0009861,0009681,0009481,000944
1,000
1,000947
1,0001,0001,0001,0009507891,0001,000979
9721,0009008841,0001,0001,000818786918879
983
1,0001,000
1,0001,0001,000
Ordinal Numbers
1,000957
974
917978
9851,000
984
1,0009911,0001,000
961
993781985969
1,0001,0001,000814986
1,0001,000
1,000
975865
9709861,000
958967
1,0001,000
986
9661,000
PalindromemordnilaP
984
904
1,0001,000
973974982
1,000959
985
1,000
957
Pangram Grep
1,000938
1,000951
1,000
9618719741,000
989797
9001,0001,000
986
9831,0009509131,0009181,000943
865
9201,000968967
951
895
Partition Numbers
982
1,000
989
1,000
975
1,000
966
1,000981
1,000
1,0001,000
1,000
978
977
Pascal’s Triangle
1,0001,0008879351,0001,000
9851,0001,0009801,000
1,000
9741,000
1,000868983
982
1,000947
1,0009521,0001,0001,0009111,0001,0001,000
1,0009579441,000
1,0001,0001,0001,0009301,000
1,000
1,0008909851,000
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
1,0001,0001,0001,0009501,0009441,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,000
1,0001,0001,0009308921,0001,0007231,0001,0001,000
Pernicious Numbers (Long)
1,0001,000
1,0001,0001,000
1,0001,0001,0001,0001,000
1,0001,0001,0009741,0001,000
9711,000869947
1,0009631,000859
1,0001,0001,0001,0009801,0009601,0001,0009841,0009491,0009801,0001,0001,0009818291,0009531,000929
1,0001,0001,000
1,0001,0001,000
Poker
964
1,000
972
938
Polyominoes
1,000
902
955
1,000
930944
1,000
856
1,000
1,000
Prime Numbers
9791,000929
1,000
911
8861,0001,0001,0001,000
1,000
9821,0001,0008571,000
935
1,0001,000
1,0001,0001,0001,0001,0009661,0001,0001,000911892
1,000
1,0001,0001,0001,000
1,000
1,000846
9778319761,0001,000
Prime Numbers (Long)
1,0001,000
1,000
9479859741,0001,0009471,000
1,0001,0001,0009629871,0001,000955
990
1,000927
1,0001,0001,0001,0009051,0001,0001,0001,0001,000974
938938
1,0001,000905
1,0001,000
947922
1,0001,000
Proximity Grid
1,000
1,000
968
9781,0001,000989
1,000
1,000
9801,0001,0001,000
1,000
1,0001,000
9791,000
1,000
QR Decoder
957
891858895968
880
916938
863929
970
886
1,000
Quine
1,0001,0001,0005961,0007179099435591,0005878611,0004449631,0007891,0009181,0001,0009004621,000
1,0001,0001,0001,000965
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
1,000958
969
918
1,000909
1,000
9391,0009599851,000
960
928989981985869
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
989
958
1,000
936
1,000
Reversi
1,0001,000
1,000
9899941,000
1,000
9191,000
785
953
986
Rijndael S-box
924
905
989
925
991968
699
911
1,000
1,000
906
885
468
Rock-paper-scissors-Spock-lizard
1,000
1,000
1,0001,000
1,000
993993
1,000
1,000
950
Roman to Arabic
1,0001,000
1,000
1,000
1,0001,000
1,0008541,0001,0001,0001,000
9731,000
979
1,0001,000
1,0009911,0001,000
988980
1,0001,000780
1,0001,0001,000
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
1,0009699891,0009808801,0001,000959921
1,0001,000
1,0001,0001,0001,000
1,000991
1,000
1,0001,000
Rule 110
1,000
1,000
1,000
1,000990954
1,000
1,000915
881
982
907
1,000
1,000
988
Scrambled Sort
1,000
1,000
1,000
877
1,000
962
Set
952
1,000
1,000
1,000
944
1,0001,000985
969947
989795
1,000
1,000
1,000
Seven Segment
921
1,0001,000
987
1,000
9701,0009221,000
938
912969
902
1,0009841,0001,000
9091,000962
935
1,000
SI Units
990
883
1,000
800
Sierpiński Triangle
1,0001,000
1,000
1,0001,0001,0001,000988
944
1,0001,0001,0001,0001,000
955
1,000
1,0001,0001,0001,000
954985
1,000
8811,000980
9821,000
939
1,000
1,000
9241,000920
Smith Numbers
991
974
992
1,000
966
1,000
974
957
Spelling Numbers
1,000
9321,000
1,000
1,000
1,000
941
839
Star Wars GPT
988
1,000
1,000
1,000
1,000
Star Wars Opening Crawl
933
770
960
914
973
Sudoku
1,000
779
1,000
1,000
988
790
935
Sudoku (Fill-in)
6271,000
919
876
1,000
924976
897
967
Taxicab Numbers
1,000
1,0001,0009811,0001,000
1,000
1,0001,0001,0001,000
1,000
1,0001,000
9581,0001,000982
1,0001,000
1,000
1,000
1,000
9631,000
1,000
Ten-pin Bowling
1,000981
1,000
1,000973986951
989
9721,0001,000
925
789979
1,0001,000
1,000
957
Tic-tac-toe
971
1,000
987
1,000
960
923
880
Time Distance
992
984
1,000
979
969
1,000
Tongue-twisters
835
751
1,000
842
899
Topological Sort
883
1,000
938
924
922
Tower of Hanoi
8571,0001,000943
1,000
1,0009711,0009021,000
1,000
9601,0001,0001,000
981
1,0001,000
1,000
1,0001,000
1,000
978981
9461,000
1,000
9401,000
903
1,000
Transpose Sentence
1,000
792
914
1,000
988927890
9761,0001,0001,000
1,0001,0001,000982960
1,000
992
867
986
811
1,000979
Trinomial Triangle
1,000
1,000
976
818990981
1,000
981
9451,000
984
1,0001,000
1,0001,0009701,000
1,000
1,000
1,000
1,000
1,0001,0001,0001,0001,000
1,000
United States
1,000
851
9891,000
961
9439861,000989
978
1,000
9691,000988
946928
729887
9751,000
836
908
Vampire Numbers
988
940
916
Van Eck Sequence
1,000977
1,000
955
9899761,000
1,0001,0001,0009531,0001,0009871,000
9818891,000
9669551,0001,000
1,0001,000
909
868951875
1,000
972
1,000
1,000
Zeckendorf Representation
1,000
911
984
987
970
977
1,000992
1,000986
965
1,000
988
1,000
1,000
1,000
Zodiac Signs
967
973
917
582
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
9831,000756
1,000
736
9921,000
1,000
788
9261,000
1,000
1,000
π
1,0001,0001,000
1,000
966902
864939
989936953
7501,000
952
1,000
976
9261,000
983
977
τ
1,0001,0001,000
1,000
983902
864881
1,000955939
1,000
984
1,000
976
9311,000
983
955
φ
1,0001,000989
948
1,000963
980914
952987965
7311,0001,000
958
1,000
1,000
944
1,0001,0009229611,000849893
1,000
952
√2
1,0001,000989
1,0001,000
1,000833
953988966
1,000
1,0001,000
1,0001,000
1,000
1,000968
1,0001,0009258731,000807
1,000
1,000
𝑒
1,0001,000929929
1,000
946
973
1,000
1,000769
1,000989980958
913933
958
9301,000
1,000
949
9631,000952
1,0001,000
1,000
1,000