12 Days of Christmas
40th
99 Bottles of Beer
82nd
47th
Abundant Numbers
50th
Abundant Numbers (Long)
42nd
Arabic to Roman
46th
12th
Arithmetic Numbers
28th
Arrows
21st
ASCII Table
30th
brainfuck
25th
Catalan Numbers
303rd12th
Catalan’s Constant
15th
13th
Christmas Trees
39th
Collatz
44th
CSS Colors
15th
Cubes
10th
Diamonds
29th
Divisors
67th
60th
Emirp Numbers
27th
Emirp Numbers (Long)
20th
Emojify
17th
Evil Numbers
42nd
Evil Numbers (Long)
32nd
Factorial Factorisation
17th
Fibonacci
148th
106th
Fizz Buzz
93rd
103rd
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
24th
ISBN
20th
Kolakoski Constant
12th
Kolakoski Sequence
23rd
Leap Years
45th
Leyland Numbers
19th
Look and Say
20th
17th
Lucky Numbers
16th
Niven Numbers
62nd
53rd
Niven Numbers (Long)
21st
Number Spiral
14th
Odious Numbers
65th
40th
Odious Numbers (Long)
32nd
Ordinal Numbers
18th
Pangram Grep
34th
Pascal’s Triangle
56th
39th
Pernicious Numbers
53rd
41st
Pernicious Numbers (Long)
23rd
Prime Numbers
67th
45th
Prime Numbers (Long)
68th
39th
Proximity Grid
10th
Quine
66th
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
19th
Spelling Numbers
13th
Sudoku
10th
Tongue-twisters
37th
18th
United States
16th
Vampire Numbers
14th
Van Eck Sequence
27th
16th
λ
21st
17th
π
31st
20th
τ
21st
14th
φ
22nd
17th
√2
22nd371st15th
𝑒
32nd
25th