12 Days of Christmas
47th
Christmas Trees
63rd
Divisors
44th
Emirp Numbers
88th
Evil Numbers
92nd
Fibonacci
190th
Fizz Buzz
209th
Happy Numbers
47th
Morse Decoder
24th
Niven Numbers
104th
Odious Numbers
79th
Pangram Grep
67th
Pascal’s Triangle
67th
Pernicious Numbers
92nd
Prime Numbers
119th
Quine
100th
Roman to Arabic
41st
Seven Segment
30th