99 Bottles of Beer
684th
Arrows
112th
Catalan Numbers
1st
Collatz
257th
Divisors
879th
Evil Numbers
281st
Evil Numbers (Long)
185th
Fibonacci
158th197th
Fizz Buzz
153rd922nd
Happy Numbers
294th
Happy Numbers (Long)
181st
Leap Years
155th
Niven Numbers
416th
Odious Numbers
163rd
Odious Numbers (Long)
166th
Pascal’s Triangle
118th
Pernicious Numbers
116th
Prime Numbers
720th
Prime Numbers (Long)
455th
Recamán
161st