12 Days of Christmas
31st
99 Bottles of Beer
56th
40th
Abundant Numbers
35th
Abundant Numbers (Long)
21st
Arabic to Roman
30th
8th
Arrows
18th
ASCII Table
22nd
brainfuck
18th
Catalan Numbers
205th
7th
Catalan’s Constant
12th
9th
Christmas Trees
31st
Collatz
25th
CSS Colors
12th
Cubes
8th
Diamonds
22nd
Divisors
48th
40th
Emirp Numbers
20th
Emirp Numbers (Long)
12th
Emojify
14th
Evil Numbers
31st
Evil Numbers (Long)
22nd
Fibonacci
98th
76th
Fizz Buzz
70th
80th
Foo Fizz Buzz Bar
34th
22nd
Fractions
31st
16th
Gijswijt’s Sequence
9th
Happy Numbers
30th
Happy Numbers (Long)
17th
Hexdump
9th
Intersection
14th
Inventory Sequence
11th
ISBN
14th
Kolakoski Constant
8th
Kolakoski Sequence
17th
Leap Years
39th
Leyland Numbers
14th
Look and Say
14th
11th
Lucky Numbers
9th
Niven Numbers
41st
41st
Niven Numbers (Long)
14th
Number Spiral
11th
Odious Numbers
46th
29th
Odious Numbers (Long)
20th
Ordinal Numbers
15th
Pangram Grep
22nd
Pascal’s Triangle
39th
30th
Pernicious Numbers
37th
30th
Pernicious Numbers (Long)
13th
Prime Numbers
57th
34th
Prime Numbers (Long)
54th
26th
Proximity Grid
6th
Quine
52nd
Recamán
18th
Repeating Decimals
7th
Reverse Polish Notation
16th
Rock-paper-scissors-Spock-lizard
15th
Roman to Arabic
10th
Rule 110
14th
Seven Segment
19th
Sierpiński Triangle
23rd
Smith Numbers
13th
Spelling Numbers
10th
Sudoku
11th
Tongue-twisters
27th
13th
United States
13th
Vampire Numbers
13th
Van Eck Sequence
22nd
11th
λ
19th
13th
π
23rd
13th
τ
19th
10th
φ
18th
11th
√2
18th
284th
12th
𝑒
26th
14th