Arithmetic Numbers
325th
Collatz
444th
Evil Numbers
267th
Evil Numbers (Long)
174th
Factorial Factorisation
70th
Fizz Buzz
58th
Foo Fizz Buzz Bar
1st
Fractions
180th
Happy Numbers
559th
Leap Years
536th
Lucky Numbers
169th
Odious Numbers
152nd
Prime Numbers
451st
Prime Numbers (Long)
212th
Tic-tac-toe
85th