12 Days of Christmas
75th
99 Bottles of Beer
38th
brainfuck
60th
Christmas Trees
88th
Divisors
111th
Emirp Numbers
67th
Evil Numbers
80th
Fibonacci
95th
Fizz Buzz
83rd
Happy Numbers
70th
Leap Years
74th
Morse Decoder
30th
Morse Encoder
33rd
Niven Numbers
77th
Odious Numbers
68th
Pangram Grep
Pascal’s Triangle
79th
Pernicious Numbers
83rd
Prime Numbers
137th
Sierpiński Triangle
49th
π
52nd