12 Days of Christmas
59th
Abundant Numbers
49th
Abundant Numbers (Long)
39th
Catalan’s Constant
13th
Collatz
71st246th
Divisors
52nd
Evil Numbers
93rd
Evil Numbers (Long)
70th
Fibonacci
3rd1st
Fizz Buzz
323rd
Happy Numbers
48th232nd
Happy Numbers (Long)
28th
Niven Numbers
66th
Odious Numbers
89th
Odious Numbers (Long)
71st
Ordinal Numbers
36th
Pangram Grep
29th
Pascal’s Triangle
25th564th
Prime Numbers
112th
Prime Numbers (Long)
75th
Quine
25th75th
Recamán
14th244th
Repeating Decimals
133rd