12 Days of Christmas
27th
99 Bottles of Beer
27th
Abundant Numbers
35th955th
Abundant Numbers (Long)
22nd
Arithmetic Numbers
17th
ASCII Table
9th
Catalan Numbers
33rd
Catalan’s Constant
13th
Christmas Trees
28th
Collatz
29th608th
CSS Colors
22nd
Cubes
10th
Day of Week
1st
Diamonds
29th
Divisors
61st676th
Emirp Numbers
41st
Emojify
21st
Evil Numbers
45th
Evil Numbers (Long)
29th
Farey Sequence
12th
Fibonacci
41st214th
Fizz Buzz
1st954th64th
Foo Fizz Buzz Bar
5th400th
Fractions
22nd
Happy Numbers
33rd
Happy Numbers (Long)
19th
Intersection
17th
Kolakoski Constant
15th
Kolakoski Sequence
24th
Leap Years
1st
Leyland Numbers
27th
Look and Say
16th
Lucky Numbers
10th
Morse Decoder
13th
Niven Numbers
36th
Niven Numbers (Long)
5th
Number Spiral
11th
Odious Numbers
40th
Odious Numbers (Long)
27th
Ordinal Numbers
27th
Pangram Grep
32nd
Pascal’s Triangle
28th
Pernicious Numbers
62nd
Prime Numbers
61st
Prime Numbers (Long)
30th
Quine
1st
Recamán
21st
Rijndael S-box
21st
Rock-paper-scissors-Spock-lizard
13th
Roman to Arabic
24th
Seven Segment
27th
Sierpiński Triangle
25th
Sudoku
6th
Tongue-twisters
29th
United States
18th353rd
Vampire Numbers
16th
π
38th
τ
21st