12 Days of Christmas
7th
99 Bottles of Beer
11th
Abundant Numbers
14th
Arabic to Roman
7th
Christmas Trees
11th
Diamonds
11th
Divisors
14th
Emirp Numbers
13th
Emirp Numbers (Long)
7th
Evil Numbers
9th
Fibonacci
24th
Fizz Buzz
14th2,358th
Foo Fizz Buzz Bar
8th
Leap Years
31st
Niven Numbers
18th
Odious Numbers
9th
Pangram Grep
Pernicious Numbers
21st
Prime Numbers
15th
Quine
27th
Rule 110
7th
Seven Segment
9th