12 Days of Christmas
16th
99 Bottles of Beer
6th
Abundant Numbers
17th
ASCII Table
5th
Christmas Trees
18th
Collatz
3rd
Cubes
14th
Diamonds
12th
Divisors
26th
Fizz Buzz
3rd
Foo Fizz Buzz Bar
14th
Leap Years
20th
Number Spiral
3rd
Prime Numbers
29th
Quine
1st
Rock-paper-scissors-Spock-lizard
15th
Rule 110
15th
Star Wars Opening Crawl
13th
Tongue-twisters
15th
United States
9th