12 Days of Christmas
4th
99 Bottles of Beer
7th
Abundant Numbers
18th
Abundant Numbers (Long)
17th
Arithmetic Numbers
30th
Arrows
12th
ASCII Table
28th
brainfuck
5th
Card Number Validation
8th
Catalan’s Constant
7th
Christmas Trees
21st
Collatz
15th
Diamonds
20th
Divisors
1st
Emirp Numbers
20th
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
4th
Kolakoski Sequence
12th
Leap Years
20th
Leyland Numbers
10th
ln 2
8th
Look and Say
15th
Multitap Input
2nd
Niven Numbers
35th
Odious Numbers
18th
Odious Numbers (Long)
5th
Ordinal Numbers
11th
PalindromemordnilaP
11th
Pangram Grep
20th
Pascal’s Triangle
20th
Pernicious Numbers
43rd
Prime Numbers
25th
Prime Numbers (Long)
31st
Proximity Grid
2nd
Quine
1st
Recamán
16th
Reverse Polish Notation
2nd
ROT13
9th
Rule 110
14th
Scrambled Sort
5th
Spelling Numbers
4th
Tic-tac-toe
3rd
Transpose Sentence
3rd
United States
9th
Van Eck Sequence
1st
γ
4th
λ
8th
π
11th
τ
9th
φ
12th
√2
10th
𝑒
13th