12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
9th
Arabic to Roman
brainfuck
6th
Christmas Trees
103rd
10th
Cubes
Diamonds
13th
Divisors
134th
15th
Emirp Numbers
19th
Evil Numbers
12th
Fibonacci
27th
Fizz Buzz
68th19th187th19th61st31st1st36th47th56th9th
194th38th76th
Happy Numbers
20th
Leap Years
18th
Niven Numbers
35th
Odious Numbers
25th
Ordinal Numbers
Pangram Grep
11th
Pascal’s Triangle
23rd
Pernicious Numbers
26th
Prime Numbers
139th
9th
Quine
29th
5th63rd
Rock-paper-scissors-Spock-lizard
Rule 110
15th
Seven Segment
23rd
Sierpiński Triangle
Spelling Numbers
Sudoku
λ
14th
π
15th
τ
14th
φ
13th
√2
11th
𝑒
19th