Abundant Numbers
33rd
Abundant Numbers (Long)
32nd
Collatz
62nd
Divisors
98th
Evil Numbers
105th
Evil Numbers (Long)
62nd
Fibonacci
176th
Fizz Buzz
31st
Kolakoski Sequence
48th
Leap Years
197th
Lucky Numbers
25th
Niven Numbers
133rd
Odious Numbers
77th
Pernicious Numbers
85th
Prime Numbers
136th
Quine
65th
Recamán
42nd
Rule 110
43rd