12 Days of Christmas
55th
Abundant Numbers
42nd
Abundant Numbers (Long)
31st
Catalan’s Constant
12th
Collatz
55th173rd
Divisors
46th
Evil Numbers
79th
Evil Numbers (Long)
59th
Fibonacci
8th1st70th
Fizz Buzz
295th
Happy Numbers
45th180th
Happy Numbers (Long)
26th
Niven Numbers
57th
Odious Numbers
74th
Odious Numbers (Long)
56th
Ordinal Numbers
40th
Pangram Grep
30th
Pascal’s Triangle
23rd512th
Prime Numbers
105th
Prime Numbers (Long)
67th
Quine
30th58th
Recamán
17th203rd