12 Days of Christmas
32nd
99 Bottles of Beer
15th
Abundant Numbers
36th
brainfuck
32nd
Christmas Trees
5th
Cubes
11th
Diamonds
18th
Divisors
85th
Emirp Numbers
21st
Evil Numbers
31st
Fibonacci
727th1st
Fizz Buzz
133rd
Happy Numbers
22nd
Leap Years
26th
Morse Encoder
9th
Niven Numbers
45th
Odious Numbers
29th
Ordinal Numbers
22nd
Pangram Grep
Pascal’s Triangle
23rd
Pernicious Numbers
32nd
Prime Numbers
39th
Quine
1st
Rock-paper-scissors-Spock-lizard
9th
Roman to Arabic
Rule 110
12th
Seven Segment
14th
Sierpiński Triangle
23rd
λ
14th
π
54th
16th
τ
12th
φ
20th
√2
11th
𝑒
16th