12 Days of Christmas
9th
99 Bottles of Beer
10th
Abundant Numbers
21st
Abundant Numbers (Long)
22nd
Arithmetic Numbers
24th
Ascending Primes
18th
brainfuck
34th
Catalan Numbers
25th
Collatz
28th
Divisors
27th
Emirp Numbers
22nd
Emirp Numbers (Long)
9th
Evil Numbers
25th
Evil Numbers (Long)
22nd
Farey Sequence
19th
Fibonacci
35th
Fizz Buzz
29th
Foo Fizz Buzz Bar
24th
Happy Numbers
39th
Happy Numbers (Long)
32nd
Kaprekar Numbers
14th
Leap Years
29th
Leyland Numbers
17th
Niven Numbers
32nd
Niven Numbers (Long)
28th
Odious Numbers
29th
Odious Numbers (Long)
22nd
Pernicious Numbers
32nd
Pernicious Numbers (Long)
18th
Prime Numbers
24th
Prime Numbers (Long)
23rd
Recamán
11th
Tongue-twisters
29th
Vampire Numbers
14th