Arithmetic Numbers
370th
Collatz
505th
Evil Numbers
299th
Evil Numbers (Long)
202nd
Factorial Factorisation
104th
Fizz Buzz
240th
Foo Fizz Buzz Bar
150th
Fractions
236th
Happy Numbers
599th
Leap Years
589th
Lucky Numbers
209th
Odious Numbers
181st
Prime Numbers
512th
Prime Numbers (Long)
268th
Tic-tac-toe
123rd