12 Days of Christmas
417
427
24 Game
459
99 Bottles of Beer
461
518
Abundant Numbers
251
803
Abundant Numbers (Long)
78
846
Arabic to Roman
615
Arithmetic Numbers
818
Arrows
638
Ascending Primes
615
ASCII Table
480
719
Billiards
490
brainfuck
587
Card Number Validation
670
Catalan Numbers
1,000
Catalan’s Constant
117
678
Christmas Trees
888
761
Collatz
814
CSS Colors
921
Cubes
552
Day of Week
800
DFA Simulator
604
Diamonds
533
918
Divisors
947
Emirp Numbers
450
902
Emirp Numbers (Long)
692
Emojify
745
Evil Numbers
577
1,000
Evil Numbers (Long)
1,000
Factorial Factorisation
624
Farey Sequence
734
Fibonacci
6498131,000
Fizz Buzz
898
Foo Fizz Buzz Bar
795
Forsyth–Edwards Notation
627
Fractions
827
Game of Life
694
Gijswijt’s Sequence
582
Happy Numbers
418
828
Happy Numbers (Long)
792
Hexdump
590
Intersection
627
Inventory Sequence
864
ISBN
703
Jacobi Symbol
571
Kaprekar Numbers
435
Kolakoski Constant
39
750
Kolakoski Sequence
545
895
Leap Years
305
935
Levenshtein Distance
483
Leyland Numbers
135
838
ln 2
867
Look and Say
48
682
Lucky Numbers
912
Lucky Tickets
705
Mahjong
477
Mandelbrot
724
Maze
644
Medal Tally
682
Morse Decoder
599
Morse Encoder
575
579
Musical Chords
560
N Queens
664
Niven Numbers
523
978
Niven Numbers (Long)
926
Number Spiral
915
Odious Numbers
560
1,000
Odious Numbers (Long)
1,000
Ordinal Numbers
750
PalindromemordnilaP
802
Pangram Grep
792
Partition Numbers
654
Pascal’s Triangle
962
Pernicious Numbers
582
833
Pernicious Numbers (Long)
895
Poker
477
Polyominoes
412
Prime Numbers
506615930
Prime Numbers (Long)
978
Proximity Grid
649
QR Decoder
560
Quine
1,000
Recamán
42
809
Repeating Decimals
708
Reverse Polish Notation
800664
Reversi
651
Rijndael S-box
560
Rock-paper-scissors-Spock-lizard
608
Roman to Arabic
740
ROT13
831
Rule 110
831
Scrambled Sort
761
Set
661
Seven Segment
618
SI Units
378
Sierpiński Triangle
583
900
Smith Numbers
106
697
Spelling Numbers
354
Star Wars GPT
697
Star Wars Opening Crawl
489
Sudoku
556
Sudoku (Fill-in)
584
Ten-pin Bowling
556
Tic-tac-toe
727
Time Distance
484
Tongue-twisters
476
Topological Sort
579
Transpose Sentence
750
United States
488
Vampire Numbers
163
614
Van Eck Sequence
930
Zeckendorf Representation
681
Zodiac Signs
635
γ
383
λ
251
505
π
85
853
τ
88
829
φ
58
963
√2
55
875
𝑒
60
842