12 Days of Christmas
14th12th
99 Bottles of Beer
32nd
Abundant Numbers
50th
brainfuck
9th
Christmas Trees
25th
Cubes
19th
Divisors
26th70th
Emirp Numbers
14th
Emojify
16th
Evil Numbers
22nd49th
Fibonacci
126th19th52nd
Fizz Buzz
41st113th
Leap Years
27th
Leyland Numbers
10th
Niven Numbers
48th
Odious Numbers
23rd42nd
Pernicious Numbers
60th
Prime Numbers
40th53rd
Rule 110
11th
Spelling Numbers
9th
Sudoku
7th
π
62nd