12 Days of Christmas
40th
99 Bottles of Beer
82nd
48th
Abundant Numbers
52nd
Abundant Numbers (Long)
44th
Arabic to Roman
46th
13th
Arithmetic Numbers
28th
Arrows
20th
ASCII Table
30th
brainfuck
25th
Catalan Numbers
308th14th
Catalan’s Constant
17th
13th
Christmas Trees
39th
Collatz
46th
CSS Colors
15th
Cubes
10th
Diamonds
29th
Divisors
67th
61st
Emirp Numbers
27th
Emirp Numbers (Long)
21st
Emojify
18th
Evil Numbers
43rd
Evil Numbers (Long)
32nd
Factorial Factorisation
19th
Fibonacci
149th
107th
Fizz Buzz
94th
104th
Foo Fizz Buzz Bar
46th
30th
Fractions
45th
23rd
Gijswijt’s Sequence
16th
Happy Numbers
49th
Happy Numbers (Long)
28th
Hexdump
14th
Intersection
21st
Inventory Sequence
25th
ISBN
21st
Kolakoski Constant
13th
Kolakoski Sequence
23rd
Leap Years
46th
Leyland Numbers
19th
Look and Say
20th
17th
Lucky Numbers
17th
Niven Numbers
62nd
54th
Niven Numbers (Long)
21st
Number Spiral
15th
Odious Numbers
65th
41st
Odious Numbers (Long)
32nd
Ordinal Numbers
18th
Pangram Grep
34th
Pascal’s Triangle
56th
39th
Pernicious Numbers
55th
42nd
Pernicious Numbers (Long)
23rd
Prime Numbers
69th
46th
Prime Numbers (Long)
68th
40th
Proximity Grid
10th
Quine
66th
Recamán
30th
Repeating Decimals
8th
Reverse Polish Notation
22nd
Rock-paper-scissors-Spock-lizard
20th
Roman to Arabic
17th
Rule 110
22nd
Seven Segment
26th
Sierpiński Triangle
31st
Smith Numbers
19th
Spelling Numbers
15th
Sudoku
10th
Tongue-twisters
38th
19th
United States
16th
Vampire Numbers
15th
Van Eck Sequence
27th
16th
λ
22nd
18th
π
33rd
22nd
τ
21st
15th
φ
22nd
18th
√2
22nd379th16th
𝑒
33rd
26th