12 Days of Christmas
470th
99 Bottles of Beer
177th
Christmas Trees
216th
Cubes
192nd
Fibonacci
983rd
Fizz Buzz
831st
Happy Numbers
237th
Morse Decoder
126th
Morse Encoder
126th
Niven Numbers
802nd
Odious Numbers
471st
Pangram Grep
384th
Prime Numbers
141st
Quine
58th
Sierpiński Triangle
240th
φ
316th