12 Days of Christmas
79th
99 Bottles of Beer
32nd
Abundant Numbers
90th
Divisors
108th
Evil Numbers
105th
Evil Numbers (Long)
67th
Fibonacci
165th
Fizz Buzz
32nd56th
Leap Years
157th
Niven Numbers
84th
Odious Numbers
88th
Odious Numbers (Long)
63rd
Pascal’s Triangle
45th
Prime Numbers
63rd
Quine
1st27th
845th
Recamán
43rd
Tongue-twisters
48th