12 Days of Christmas
46th
Christmas Trees
58th
Divisors
39th
Emirp Numbers
83rd
Evil Numbers
83rd
Fibonacci
171st
Fizz Buzz
193rd
Happy Numbers
47th
Morse Decoder
23rd
Niven Numbers
91st
Odious Numbers
70th
Pangram Grep
58th
Pascal’s Triangle
61st
Pernicious Numbers
83rd
Prime Numbers
110th
Quine
99th
Roman to Arabic
42nd
Seven Segment
33rd