12 Days of Christmas
60th
Abundant Numbers
50th
Abundant Numbers (Long)
40th
Catalan’s Constant
15th
Collatz
71st259th
Divisors
54th
Evil Numbers
94th
Evil Numbers (Long)
71st
Fibonacci
3rd1st
Fizz Buzz
328th
Happy Numbers
51st240th
Happy Numbers (Long)
29th
Niven Numbers
66th
Odious Numbers
91st
Odious Numbers (Long)
72nd
Ordinal Numbers
37th
Pangram Grep
30th
Pascal’s Triangle
25th575th
Prime Numbers
116th
Prime Numbers (Long)
77th
Quine
27th83rd
Recamán
14th253rd
Repeating Decimals
140th