Abundant Numbers
33rd
Abundant Numbers (Long)
33rd
Collatz
64th
Divisors
102nd
Evil Numbers
112th
Evil Numbers (Long)
68th
Fibonacci
179th
Fizz Buzz
31st
Kolakoski Sequence
50th
Leap Years
202nd
Lucky Numbers
26th
Niven Numbers
137th
Odious Numbers
84th
Pernicious Numbers
88th
Prime Numbers
139th
Quine
67th
Recamán
44th
Rule 110
44th