12 Days of Christmas
75th
99 Bottles of Beer
43rd
brainfuck
60th
Christmas Trees
90th
Divisors
113th
Emirp Numbers
73rd
Evil Numbers
80th
Fibonacci
97th
Fizz Buzz
83rd
Happy Numbers
74th
Leap Years
74th
Morse Decoder
31st
Morse Encoder
34th
Niven Numbers
79th
Odious Numbers
68th
Pangram Grep
Pascal’s Triangle
80th
Pernicious Numbers
83rd
Prime Numbers
139th
Sierpiński Triangle
50th
π
54th