12 Days of Christmas
59th
Abundant Numbers
42nd
Abundant Numbers (Long)
32nd
Catalan’s Constant
13th
Collatz
64th194th
Divisors
49th
Evil Numbers
84th
Evil Numbers (Long)
65th
Fibonacci
11th1st75th
Fizz Buzz
311th
Happy Numbers
47th194th
Happy Numbers (Long)
26th
Niven Numbers
61st
Odious Numbers
82nd
Odious Numbers (Long)
63rd
Ordinal Numbers
43rd
Pangram Grep
29th
Pascal’s Triangle
24th539th
Prime Numbers
111th
Prime Numbers (Long)
73rd
Quine
30th67th
Recamán
18th217th
Repeating Decimals
121st