12 Days of Christmas
79th
99 Bottles of Beer
32nd
Abundant Numbers
88th
Divisors
105th
Evil Numbers
103rd
Evil Numbers (Long)
65th
Fibonacci
162nd
Fizz Buzz
31st55th
Leap Years
153rd
Niven Numbers
83rd
Odious Numbers
86th
Odious Numbers (Long)
61st
Pascal’s Triangle
44th
Prime Numbers
59th
Quine
1st25th
827th
Recamán
40th
Tongue-twisters
46th