Abundant Numbers
836Abundant Numbers (Long)
838ASCII Table
817brainfuck
763Catalan Numbers
469Catalan’s Constant
193Collatz
881CSS Colors
565Diamonds
443Divisors
831Emirp Numbers
576Emirp Numbers (Long)
553Evil Numbers
644Evil Numbers (Long)
700Fibonacci
667Fractions
519Happy Numbers
705Hexdump
588Jacobi Symbol
471Kolakoski Constant
577Kolakoski Sequence
558Leap Years
870Levenshtein Distance
875Leyland Numbers
878Look and Say
773Lucky Numbers
504Lucky Tickets
537Medal Tally
670Niven Numbers
977Niven Numbers (Long)
926Number Spiral
713Odious Numbers
673Odious Numbers (Long)
679Pascal’s Triangle
765Pernicious Numbers
515Pernicious Numbers (Long)
521Prime Numbers
694Prime Numbers (Long)
714QR Decoder
509Quine
667Recamán
454Reverse Polish Notation
690Seven Segment
565Sierpiński Triangle
500Smith Numbers
497Sudoku v2
555Van Eck Sequence
582λ
906π
459τ
455φ
410√2
491𝑒
522