12 Days of Christmas
7th
99 Bottles of Beer
10th
Abundant Numbers
23rd
Abundant Numbers (Long)
31st
Arithmetic Numbers
24th
Ascending Primes
18th
brainfuck
34th
Catalan Numbers
25th
Collatz
29th
Divisors
28th
Emirp Numbers
20th
Emirp Numbers (Long)
9th
Evil Numbers
28th
Evil Numbers (Long)
22nd
Farey Sequence
19th
Fibonacci
38th
Fizz Buzz
30th
Foo Fizz Buzz Bar
24th
Happy Numbers
38th
Happy Numbers (Long)
33rd
Kaprekar Numbers
15th
Leap Years
31st
Leyland Numbers
18th
Niven Numbers
33rd
Niven Numbers (Long)
29th
Odious Numbers
33rd
Odious Numbers (Long)
23rd
Pernicious Numbers
34th
Pernicious Numbers (Long)
18th
Prime Numbers
25th
Prime Numbers (Long)
24th
Recamán
11th
Tongue-twisters
28th
Vampire Numbers
11th