99 Bottles of Beer
13th
Divisors
32nd
Emirp Numbers
22nd
Evil Numbers
21st
Fibonacci
63rd
Fizz Buzz
45th
Happy Numbers
17th
Morse Encoder
5th
Niven Numbers
36th
Odious Numbers
25th
Pangram Grep
13th
Pascal’s Triangle
46th
Pernicious Numbers
38th
Prime Numbers
20th
Quine
45th
Roman to Arabic
8th
Seven Segment
26th
Spelling Numbers
8th