12 Days of Christmas
24 Game
776
99 Bottles of Beer
845
Abundant Numbers
837
Abundant Numbers (Long)
918
Arabic to Roman
836
Arithmetic Numbers
835
Arrows
812
Ascending Primes
862
ASCII Table
925
Billiards
535
Card Number Validation
792
Catalan Numbers
875
Catalan’s Constant
321
Christmas Trees
904
Collatz
908
CSS Colors
152
Cubes
716
Day of Week
749
DFA Simulator
831
Diamonds
59
41787
Divisors
946
Emirp Numbers
789
Emirp Numbers (Long)
852
Emojify
685
Evil Numbers
925663
Evil Numbers (Long)
872
Factorial Factorisation
103
818
Farey Sequence
806
Fibonacci
833
957
Fizz Buzz
877
919
Foo Fizz Buzz Bar
771
Forsyth–Edwards Notation
851
Fractions
751
Game of Life
832
Gijswijt’s Sequence
844
Happy Numbers
441
719
Happy Numbers (Long)
883
Hexdump
826
Intersection
845
Inventory Sequence
877
ISBN
788
Jacobi Symbol
715
Kaprekar Numbers
809
Kolakoski Sequence
736
Leap Years
878
Leyland Numbers
908
Look and Say
725
Lucky Numbers
19
743
Lucky Tickets
Mahjong
852
Maze
Medal Tally
836
Morse Decoder
555
Morse Encoder
843
Musical Chords
528
Niven Numbers
939
Niven Numbers (Long)
909
Number Spiral
559
Odious Numbers
936
Odious Numbers (Long)
851
Ordinal Numbers
883
PalindromemordnilaP
845
Pangram Grep
912
Partition Numbers
622
Pascal’s Triangle
94
919
Pernicious Numbers
932
Pernicious Numbers (Long)
922
Poker
661
Prime Numbers
32248619545456343243539146688331759237450743848432120917611282453620436350311589339369327147108376172692167355404322502381322242593
940
409
Prime Numbers (Long)
927
Proximity Grid
556
QR Decoder
740
Quine
942
Recamán
720
Repeating Decimals
771
Reverse Polish Notation
820
Reversi
831
Rijndael S-box
127
Rock-paper-scissors-Spock-lizard
869
Roman to Arabic
682
ROT13
873
Rule 110
Set
743
Seven Segment
839
SI Units
Sierpiński Triangle
870
Smith Numbers
869
Spelling Numbers
797
Star Wars GPT
807
Star Wars Opening Crawl
709
Sudoku
769
Sudoku (Fill-in)
673
Ten-pin Bowling
553
Tic-tac-toe
785
Time Distance
845
Tongue-twisters
637
Transpose Sentence
868
United States
611
Vampire Numbers
745
Van Eck Sequence
708
Zeckendorf Representation
Zodiac Signs
812
λ
171
97168
π
138
𝑒
67