12 Days of Christmas
7th
99 Bottles of Beer
77th
Abundant Numbers
59th
Abundant Numbers (Long)
Arithmetic Numbers
40th
Christmas Trees
18th
Cubes
11th
Divisors
14th
4th
Fibonacci
44th12th42nd126th140th20th59th55th181st
Fizz Buzz
20th
31st
Foo Fizz Buzz Bar
29th
Fractions
26th
Hexdump
28th
ISBN
10th
Leap Years
53rd
Medal Tally
15th
3rd
Pangram Grep
69th
Pascal’s Triangle
31st
13th
Prime Numbers
108th
Quine
12th
23rd
70th
Seven Segment
22nd
Tongue-twisters
18th
Vampire Numbers
18th