12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
ASCII Table
40th
brainfuck
30th
Catalan’s Constant
Collatz
Divisors
Emirp Numbers
Evil Numbers
113th
Evil Numbers (Long)
81st
Factorial Factorisation
Fibonacci
282nd
Fizz Buzz
299th136th64th379th374th221st152nd1,282nd
Foo Fizz Buzz Bar
Fractions
Happy Numbers
Happy Numbers (Long)
Kolakoski Constant
Leap Years
62nd
Leyland Numbers
Look and Say
Niven Numbers
Niven Numbers (Long)
Odious Numbers
125th
Odious Numbers (Long)
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Prime Numbers
115th
Prime Numbers (Long)
70th
Quine
Recamán
Spelling Numbers
Vampire Numbers
λ
π
τ
φ
√2
𝑒