12 Days of Christmas
80th
99 Bottles of Beer
32nd
Abundant Numbers
88th
Divisors
108th
Evil Numbers
104th
Evil Numbers (Long)
66th
Fibonacci
164th
Fizz Buzz
31st56th
Leap Years
157th
Niven Numbers
84th
Odious Numbers
88th
Odious Numbers (Long)
62nd
Pascal’s Triangle
45th
Prime Numbers
60th
Quine
1st26th
843rd
Recamán
43rd
Tongue-twisters
46th