12 Days of Christmas
44th
Christmas Trees
56th
Divisors
40th
Emirp Numbers
82nd
Evil Numbers
86th
Fibonacci
179th
Fizz Buzz
198th
Happy Numbers
42nd
Morse Decoder
22nd
Niven Numbers
96th
Odious Numbers
73rd
Pangram Grep
60th
Pascal’s Triangle
62nd
Pernicious Numbers
87th
Prime Numbers
113th
Quine
110th
Roman to Arabic
41st
Seven Segment
30th