12 Days of Christmas
32nd
99 Bottles of Beer
16th
Abundant Numbers
37th
brainfuck
32nd
Christmas Trees
5th
Cubes
12th
Diamonds
19th
Divisors
84th
Emirp Numbers
21st
Evil Numbers
31st
Fibonacci
738th1st
Fizz Buzz
133rd
Happy Numbers
23rd
Leap Years
28th
Morse Encoder
9th
Niven Numbers
43rd
Odious Numbers
29th
Ordinal Numbers
23rd
Pangram Grep
Pascal’s Triangle
19th
Pernicious Numbers
29th
Prime Numbers
41st
Quine
1st
Rock-paper-scissors-Spock-lizard
9th
Roman to Arabic
Rule 110
12th
Seven Segment
14th
Sierpiński Triangle
23rd
λ
14th
π
54th
15th
τ
12th
φ
14th
√2
11th
𝑒
14th