Abundant Numbers
brainfuck
Diamonds
Divisors
Emirp Numbers
Emojify
Evil Numbers
Fibonacci
Fizz Buzz
9,412th
Happy Numbers
Leap Years
Look and Say
Morse Decoder
Niven Numbers
Odious Numbers
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Prime Numbers
Quine
Sierpiński Triangle
Van Eck Sequence
π
√2