Christmas Trees
28th
Cubes
13th
Divisors
49th
Emirp Numbers
46th
Fibonacci
127th
Fizz Buzz
107th
Happy Numbers
44th
Morse Decoder
9th
Niven Numbers
51st
Pangram Grep
Pascal’s Triangle
45th
Prime Numbers
92nd
Quine
29th693rd
Rock-paper-scissors-Spock-lizard
13th
Roman to Arabic
17th
Sierpiński Triangle
28th