12 Days of Christmas
59th
Abundant Numbers
49th
Abundant Numbers (Long)
39th
Catalan’s Constant
14th
Collatz
71st249th
Divisors
52nd
Evil Numbers
93rd
Evil Numbers (Long)
70th
Fibonacci
3rd1st
Fizz Buzz
326th
Happy Numbers
49th235th
Happy Numbers (Long)
29th
Niven Numbers
66th
Odious Numbers
89th
Odious Numbers (Long)
71st
Ordinal Numbers
37th
Pangram Grep
29th
Pascal’s Triangle
25th569th
Prime Numbers
112th
Prime Numbers (Long)
75th
Quine
25th79th
Recamán
14th247th
Repeating Decimals
137th