24 Game
551
Abundant Numbers
684
749
Abundant Numbers (Long)
889
Arabic to Roman
643
Arrows
434
brainfuck
787
Card Number Validation
754
Christmas Trees
762
CSS Colors
172
Cubes
674
Diamonds
490
Divisors
531890
Emirp Numbers
938
Emojify
369
Evil Numbers
785
Fibonacci
527986
Fizz Buzz
960
Forsyth–Edwards Notation
809
Gijswijt’s Sequence
608
Happy Numbers
233
ISBN
794
Kaprekar Numbers
605
Kolakoski Constant
633
Kolakoski Sequence
850
Leap Years
865
Morse Encoder
664
Niven Numbers
941
Odious Numbers
783
Ordinal Numbers
758
Pangram Grep
865
Pascal’s Triangle
701
Pernicious Numbers
798
Prime Numbers
633
Quine
946
Roman to Arabic
321
ROT13
906
Seven Segment
612
Sierpiński Triangle
361
Spelling Numbers
368
Zeckendorf Representation
886
λ
241
π
496
φ
593
√2
981
𝑒
690