Abundant Numbers
684
749
Abundant Numbers (Long)
889
Arabic to Roman
643
Arrows
434
brainfuck
787
Card Number Validation
753
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
808
Gijswijt’s Sequence
608
Happy Numbers
233
ISBN
794
Kaprekar Numbers
604
Kolakoski Constant
633
Kolakoski Sequence
849
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
320
Seven Segment
612
Sierpiński Triangle
361
Spelling Numbers
367
Zeckendorf Representation
885
λ
241
π
496
φ
593
√2
981
𝑒
690