12 Days of Christmas
47th
Christmas Trees
58th
Divisors
39th
Emirp Numbers
85th
Evil Numbers
85th
Fibonacci
178th
Fizz Buzz
196th
Happy Numbers
50th
Morse Decoder
23rd
Niven Numbers
96th
Odious Numbers
73rd
Pangram Grep
59th
Pascal’s Triangle
63rd
Pernicious Numbers
87th
Prime Numbers
113th
Quine
107th
Roman to Arabic
43rd
Seven Segment
33rd