12 Days of Christmas
46th
Christmas Trees
61st
Divisors
43rd
Emirp Numbers
87th
Evil Numbers
90th
Fibonacci
185th
Fizz Buzz
206th
Happy Numbers
44th
Morse Decoder
23rd
Niven Numbers
101st
Odious Numbers
76th
Pangram Grep
64th
Pascal’s Triangle
63rd
Pernicious Numbers
89th
Prime Numbers
117th
Quine
99th
Roman to Arabic
41st
Seven Segment
30th