12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
Arabic to Roman
Arrows
brainfuck
Christmas Trees
Cubes
53
Diamonds
Divisors
63045
Emirp Numbers
Evil Numbers
Fibonacci
714276
Fizz Buzz
705126
Foo Fizz Buzz Bar
Fractions
Happy Numbers
469526
Intersection
Kolakoski Constant
Kolakoski Sequence
Leap Years
72282806508648
Leyland Numbers
Look and Say
Morse Decoder
Niven Numbers
Odious Numbers
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Prime Numbers
541496
Prime Numbers (Long)
Quine
Recamán
Rock-paper-scissors-Spock-lizard
Seven Segment
Sierpiński Triangle
436
Sudoku
Tongue-twisters
United States
444
Vampire Numbers
Van Eck Sequence
λ
π
1021311062854868
τ
φ
√2
𝑒