12 Days of Christmas
62nd
99 Bottles of Beer
27th
Abundant Numbers
72nd
Divisors
87th
Evil Numbers
82nd
Evil Numbers (Long)
44th
Fibonacci
129th
Fizz Buzz
31st
44th
Leap Years
126th
Niven Numbers
64th
Odious Numbers
66th
Odious Numbers (Long)
41st
Pascal’s Triangle
36th
Prime Numbers
51st
Quine
1st
21st
679thRecamán
31st
Tongue-twisters
39th