12 Days of Christmas
790
24 Game
921
99 Bottles of Beer
805
Abundant Numbers
932
Abundant Numbers (Long)
893
Alphabetic Numbers
815
Arabic to Roman
762
Arithmetic Numbers
891
Arrows
669
Ascending Primes
843850857
ASCII Table
938
Billiards
872
brainfuck
622
Calendar
891
Card Number Validation
911
Catalan Numbers
911
969
Catalan’s Constant
822
Christmas Trees
733
95
Collatz
819930896
743
Connect Four
687
Continued Fractions
875
CSS Colors
928
979
Cubes
931
Day of Week
935
1,000
DFA Simulator
894
Diamonds
671
119
Divisors
918
717837
Emirp Numbers
940
Emirp Numbers (Long)
758
Emojify
714
Evil Numbers
886946
978
980
Evil Numbers (Long)
842934
973
20
927
Factorial Factorisation
909
Farey Sequence
851906872
Fibonacci
929961958
628
984
Fizz Buzz
975
700
Foo Fizz Buzz Bar
954
Forsyth–Edwards Notation
732
Fractions
899
Game of Life
808
Gijswijt’s Sequence
621
Gray Code Decoder
870
Gray Code Encoder
879
Happy Numbers
813937823
Happy Numbers (Long)
798
Hexdump
921
Hilbert Curve
625
Intersection
880
Inventory Sequence
863
ISBN
928
Jacobi Symbol
835
Kaprekar Numbers
890
Kolakoski Constant
805
Kolakoski Sequence
651
Leap Years
847
Levenshtein Distance
731
721
Leyland Numbers
849
ln 2
853
Look and Say
846
Lucky Numbers
781
Lucky Tickets
756
Mahjong
672
Mandelbrot
908
Maze
901
Medal Tally
792
Minesweeper
868
Morse Decoder
704
Morse Encoder
702
Multitap Input
868
Musical Chords
605
N Queens
907
Niven Numbers
831939
651
954
Niven Numbers (Long)
910
Number Spiral
712
246
Odious Numbers
896937
965
976
Odious Numbers (Long)
885926
960
923
Ordinal Numbers
937
PalindromemordnilaP
874
Pangram Grep
930898906
Partition Numbers
641
Pascal’s Triangle
888
Pernicious Numbers
932
901
973
Pernicious Numbers (Long)
900
942
861
Poker
668
Polyominoes
425
Prime Numbers
844946823
980
Prime Numbers (Long)
866917875
6
971
Proximity Grid
775
QR Decoder
610
Quine
941
Recamán
858920921
Repeating Decimals
889
Reverse Polish Notation
762
Reversi
894
Rijndael S-box
988921956
921
949
575
937
Rock-paper-scissors-Spock-lizard
644
Roman to Arabic
918
ROT13
766
Rule 110
922
Scrambled Sort
875
Set
689
Seven Segment
754
SI Units
909
Sierpiński Triangle
837
Smith Numbers
812
Spelling Numbers
898
Star Wars GPT
862
Star Wars Opening Crawl
906
Sudoku
742
Sudoku (Fill-in)
844
Taxicab Numbers
843
Ten-pin Bowling
800
Tic-tac-toe
836
Time Distance
922
Tongue-twisters
522
Topological Sort
853
Tower of Hanoi
922894908
Transpose Sentence
878
Trinomial Triangle
867
United States
805
Vampire Numbers
738
Van Eck Sequence
913
Zeckendorf Representation
886
Zodiac Signs
816
γ
832
λ
208
807
π
896
257
τ
854
φ
907
√2
804
𝑒
798