99 Bottles of Beer
727th
Abundant Numbers
30th
947th
Abundant Numbers (Long)
25th
Divisors
26th
Emirp Numbers
14th
113th
Emojify
17th
248th
Evil Numbers
8th10th
138th
Evil Numbers (Long)
11th
41st
Happy Numbers
110th
Leap Years
672nd
Niven Numbers
35th
394th
Odious Numbers
10th
260th
Odious Numbers (Long)
19th
204th
Prime Numbers
553rd
Quine
1st37th14th
1st
Reverse Polish Notation
52nd