12 Days of Christmas
38th
99 Bottles of Beer
80th
47th
Abundant Numbers
50th
Abundant Numbers (Long)
42nd
Arabic to Roman
44th
12th
Arithmetic Numbers
27th
Arrows
21st
ASCII Table
30th
brainfuck
24th
Catalan Numbers
295th11th
Catalan’s Constant
15th
13th
Christmas Trees
39th
Collatz
43rd
CSS Colors
15th
Cubes
10th
Diamonds
27th
Divisors
65th
60th
Emirp Numbers
27th
Emirp Numbers (Long)
20th
Emojify
17th
Evil Numbers
41st
Evil Numbers (Long)
32nd
Factorial Factorisation
17th
Fibonacci
146th
105th
Fizz Buzz
91st
100th
Foo Fizz Buzz Bar
44th
29th
Fractions
45th
21st
Gijswijt’s Sequence
15th
Happy Numbers
49th
Happy Numbers (Long)
28th
Hexdump
14th
Intersection
20th
Inventory Sequence
23rd
ISBN
20th
Kolakoski Constant
12th
Kolakoski Sequence
22nd
Leap Years
45th
Leyland Numbers
19th
Look and Say
20th
16th
Lucky Numbers
16th
Niven Numbers
61st
53rd
Niven Numbers (Long)
21st
Number Spiral
14th
Odious Numbers
63rd
40th
Odious Numbers (Long)
32nd
Ordinal Numbers
18th
Pangram Grep
34th
Pascal’s Triangle
56th
39th
Pernicious Numbers
52nd
41st
Pernicious Numbers (Long)
22nd
Prime Numbers
67th
45th
Prime Numbers (Long)
66th
38th
Proximity Grid
10th
Quine
65th
Recamán
30th
Repeating Decimals
8th
Reverse Polish Notation
22nd
Rock-paper-scissors-Spock-lizard
19th
Roman to Arabic
17th
Rule 110
22nd
Seven Segment
26th
Sierpiński Triangle
31st
Smith Numbers
18th
Spelling Numbers
13th
Sudoku
10th
Tongue-twisters
36th
18th
United States
16th
Vampire Numbers
14th
Van Eck Sequence
27th
16th
λ
21st
17th
π
29th
19th
τ
21st
14th
φ
21st
17th
√2
21st359th15th
𝑒
32nd
24th