12 Days of Christmas
31st
99 Bottles of Beer
13th
Abundant Numbers
36th
brainfuck
31st
Christmas Trees
4th
Cubes
11th
Diamonds
18th
Divisors
83rd
Emirp Numbers
19th
Evil Numbers
31st
Fibonacci
734th1st
Fizz Buzz
133rd
Happy Numbers
21st
Leap Years
26th
Morse Encoder
9th
Niven Numbers
41st
Odious Numbers
29th
Ordinal Numbers
23rd
Pangram Grep
Pascal’s Triangle
17th
Pernicious Numbers
28th
Prime Numbers
39th
Quine
1st
Rock-paper-scissors-Spock-lizard
10th
Roman to Arabic
Rule 110
11th
Seven Segment
12th
Sierpiński Triangle
23rd
λ
7th
π
54th
11th
τ
7th
φ
8th
√2
6th
𝑒
10th