12 Days of Christmas
11th
99 Bottles of Beer
7th
brainfuck
10th
Christmas Trees
10th
Diamonds
13th
Divisors
17th
Emirp Numbers
10th
Evil Numbers
33rd
Fibonacci
55th
Fizz Buzz
59th
Happy Numbers
15th
Morse Encoder
8th
Niven Numbers
29th
Odious Numbers
31st
Pangram Grep
15th
Pascal’s Triangle
25th
Pernicious Numbers
27th
Prime Numbers
25th
Rule 110
12th
Sierpiński Triangle
12th
π
58th
τ
40th