99 Bottles of Beer
43rd363rd35th
Christmas Trees
221st
Divisors
61st262nd86th
Emirp Numbers
151st
Evil Numbers
59th375th86th
Fibonacci
578th181st
Fizz Buzz
416th147th
Happy Numbers
224th
Leap Years
234th56th
Niven Numbers
275th69th
Pascal’s Triangle
209th
Pernicious Numbers
161st
Poker
55th
Prime Numbers
223rd67th
Quine
291st61st