12 Days of Christmas
58th
Abundant Numbers
48th
Abundant Numbers (Long)
38th
Catalan’s Constant
13th
Collatz
70th243rd
Divisors
52nd
Evil Numbers
92nd
Evil Numbers (Long)
70th
Fibonacci
3rd1st
Fizz Buzz
318th
Happy Numbers
48th229th
Happy Numbers (Long)
28th
Niven Numbers
66th
Odious Numbers
89th
Odious Numbers (Long)
71st
Ordinal Numbers
36th
Pangram Grep
29th
Pascal’s Triangle
25th561st
Prime Numbers
111th
Prime Numbers (Long)
73rd
Quine
23rd72nd
Recamán
14th238th
Repeating Decimals
128th