12 Days of Christmas
17th
99 Bottles of Beer
10th
Abundant Numbers
24th
brainfuck
Christmas Trees
15th
Cubes
11th
Diamonds
12th
Divisors
22nd
Emirp Numbers
40th
Evil Numbers
46th
Fibonacci
23rd115th
Fizz Buzz
12th
Gray Code Encoder
14th
Hexdump
4th
Kaprekar Numbers
15th
Lucky Tickets
Morse Decoder
9th
Niven Numbers
34th
Odious Numbers
44th
PalindromemordnilaP
7th
Pangram Grep
15th
Partition Numbers
14th
Pernicious Numbers
49th
Prime Numbers
60th
Recamán
22nd
Rijndael S-box
8th
ROT13
19th
Scrambled Sort
9th
United States
20th
π
17th
τ
16th
φ
30th
√2
34th