12 Days of Christmas
14th
99 Bottles of Beer
11th
Abundant Numbers
23rd
Abundant Numbers (Long)
14th
Arabic to Roman
17th
Arrows
13th
ASCII Table
6th
brainfuck
20th
Catalan Numbers
21st
Christmas Trees
19th
Collatz
14th
CSS Colors
1st
Cubes
10th
Day of Week
1st
9thDiamonds
12th
Divisors
💎
6thEmirp Numbers
15th
Emirp Numbers (Long)
5th
Emojify
9th
Evil Numbers
19th
21stEvil Numbers (Long)
17th
Fibonacci
18th
Fizz Buzz
1st
23rdFoo Fizz Buzz Bar
4th
12thFractions
10th
Happy Numbers
17th
Happy Numbers (Long)
18th
Hexdump
10th
Intersection
11th
ISBN
7th
Leap Years
1st
12thLeyland Numbers
2nd
Look and Say
17th
Lucky Numbers
8th
Medal Tally
7th
Morse Decoder
9th
Morse Encoder
11th
Niven Numbers
41st
Niven Numbers (Long)
18th
Number Spiral
5th
Odious Numbers
19th
19thOdious Numbers (Long)
16th
Ordinal Numbers
18th
1stPangram Grep
7th
Pascal’s Triangle
12th
Pernicious Numbers
24th
Pernicious Numbers (Long)
11th
Prime Numbers
12th
28thPrime Numbers (Long)
15th
4thQuine
18th
Recamán
15th
Reverse Polish Notation
8th
Rock-paper-scissors-Spock-lizard
11th
Roman to Arabic
23rd
Rule 110
11th
Seven Segment
18th
Sierpiński Triangle
11th
Smith Numbers
8th
Star Wars Opening Crawl
7th
Tongue-twisters
17th
United States
23rd
13th
Vampire Numbers
6th
Van Eck Sequence
13th
π
12th
τ
10th
φ
10th
√2
8th
𝑒
10th