12 Days of Christmas
14th
99 Bottles of Beer
19th
Abundant Numbers
64th
Arabic to Roman
8th
brainfuck
7th
Christmas Trees
30th
Diamonds
15th
Divisors
80th
Emirp Numbers
32nd
Evil Numbers
29th
Fibonacci
63rd
Fizz Buzz
84th316th
Happy Numbers
36th
Leap Years
86th
Niven Numbers
43rd
Odious Numbers
29th
Ordinal Numbers
15th
Pangram Grep
33rd
Pascal’s Triangle
42nd
Pernicious Numbers
40th
Prime Numbers
69th
Quine
75th
Roman to Arabic
27th
Rule 110
22nd
Seven Segment
15th
Sierpiński Triangle
22nd
Spelling Numbers
8th
π
30th
𝑒
31st