12 Days of Christmas
14th
99 Bottles of Beer
19th
Abundant Numbers
58th
Arabic to Roman
8th
brainfuck
7th
Christmas Trees
29th
Diamonds
13th
Divisors
77th
Emirp Numbers
32nd
Evil Numbers
27th
Fibonacci
60th
Fizz Buzz
79th
298th
Happy Numbers
32nd
Leap Years
81st
Niven Numbers
38th
Odious Numbers
28th
Ordinal Numbers
14th
Pangram Grep
31st
Pascal’s Triangle
40th
Pernicious Numbers
40th
Prime Numbers
64th
Quine
71st
Roman to Arabic
24th
Rule 110
20th
Seven Segment
15th
Sierpiński Triangle
22nd
Spelling Numbers
7th
π
28th
𝑒
29th