Abundant Numbers
42nd
Abundant Numbers (Long)
44th
Collatz
76th
Divisors
114th
Evil Numbers
121st
Evil Numbers (Long)
79th
Fibonacci
202nd
Fizz Buzz
34th
Kolakoski Sequence
55th
Leap Years
232nd
Lucky Numbers
29th
Niven Numbers
152nd
Odious Numbers
95th
Pernicious Numbers
101st
Prime Numbers
154th
Quine
69th
Recamán
55th
Rule 110
50th