12 Days of Christmas
36th
99 Bottles of Beer
68th
44th
Abundant Numbers
43rd
Abundant Numbers (Long)
32nd
Arabic to Roman
39th
9th
Arithmetic Numbers
21st
Arrows
18th
ASCII Table
25th
brainfuck
22nd
Catalan Numbers
258th10th
Catalan’s Constant
17th
10th
Christmas Trees
35th
Collatz
34th
CSS Colors
12th
Cubes
9th
Diamonds
24th
Divisors
58th
50th
Emirp Numbers
21st
Emirp Numbers (Long)
13th
Emojify
14th
Evil Numbers
36th
Evil Numbers (Long)
27th
Factorial Factorisation
11th
Fibonacci
120th
88th
Fizz Buzz
82nd
93rd
Foo Fizz Buzz Bar
39th
24th
Fractions
40th
16th
Gijswijt’s Sequence
11th
Happy Numbers
35th
Happy Numbers (Long)
18th
Hexdump
10th
Intersection
16th
Inventory Sequence
15th
ISBN
14th
Kolakoski Constant
8th
Kolakoski Sequence
20th
Leap Years
41st
Leyland Numbers
15th
Look and Say
18th
14th
Lucky Numbers
11th
Niven Numbers
50th
45th
Niven Numbers (Long)
16th
Number Spiral
13th
Odious Numbers
52nd
33rd
Odious Numbers (Long)
25th
Ordinal Numbers
17th
Pangram Grep
28th
Pascal’s Triangle
47th
34th
Pernicious Numbers
42nd
33rd
Pernicious Numbers (Long)
14th
Prime Numbers
61st
40th
Prime Numbers (Long)
60th
33rd
Proximity Grid
7th
Quine
56th
Recamán
21st
Repeating Decimals
7th
Reverse Polish Notation
17th
Rock-paper-scissors-Spock-lizard
17th
Roman to Arabic
14th
Rule 110
20th
Seven Segment
22nd
Sierpiński Triangle
28th
Smith Numbers
13th
Spelling Numbers
12th
Sudoku
9th
Tongue-twisters
32nd
13th
United States
15th
Vampire Numbers
14th
Van Eck Sequence
24th
11th
λ
21st
14th
π
28th
15th
τ
21st
11th
φ
21st
13th
√2
21st323rd13th
𝑒
31st
17th