12 Days of Christmas
6th
99 Bottles of Beer
11th
Abundant Numbers
18th
Abundant Numbers (Long)
17th
Arithmetic Numbers
30th
Arrows
12th
ASCII Table
21st
brainfuck
12th
Card Number Validation
8th
Catalan’s Constant
8th
Christmas Trees
19th
Collatz
15th
Diamonds
20th
Divisors
1st
Emirp Numbers
19th
Emirp Numbers (Long)
14th
Evil Numbers
17th
Evil Numbers (Long)
5th
Fibonacci
1st
Fizz Buzz
13th
Foo Fizz Buzz Bar
8th
Fractions
19th
Game of Life
13th
Happy Numbers
17th
Happy Numbers (Long)
16th
Inventory Sequence
11th
ISBN
3rd
Kolakoski Constant
7th
Kolakoski Sequence
12th
Leap Years
19th
Leyland Numbers
10th
ln 2
9th
Look and Say
15th
Multitap Input
2nd
Niven Numbers
34th
Odious Numbers
18th
Odious Numbers (Long)
5th
Ordinal Numbers
11th
PalindromemordnilaP
11th
Pangram Grep
20th
Pascal’s Triangle
20th
Pernicious Numbers
40th
Prime Numbers
24th
Prime Numbers (Long)
30th
Proximity Grid
5th
Quine
1st
Recamán
16th
Reverse Polish Notation
2nd
ROT13
8th
Rule 110
13th
Scrambled Sort
5th
Spelling Numbers
8th
Tic-tac-toe
3rd
Transpose Sentence
3rd
United States
9th
Van Eck Sequence
1st
γ
6th
λ
13th
π
17th
τ
11th
φ
14th
√2
12th
𝑒
15th