12 Days of Christmas
6th
21st
99 Bottles of Beer
38th
Abundant Numbers
30th
22nd
Abundant Numbers (Long)
12th
22nd
Arabic to Roman
19th
Arithmetic Numbers
60th
Arrows
33rd
Ascending Primes
23rd
ASCII Table
5th
12th
brainfuck
16th
Catalan Numbers
1st
Catalan’s Constant
22nd
21st
Christmas Trees
3rd
13th
Collatz
19th
CSS Colors
11th
Cubes
14th
Day of Week
43rd
DFA Simulator
28th
Diamonds
8th
5th
Divisors
1st
Emirp Numbers
28th
34th
Emirp Numbers (Long)
26th
Emojify
26th
Evil Numbers
8th
1st
Evil Numbers (Long)
1st
Farey Sequence
45th
Fibonacci
6th
36th
1st
Fizz Buzz
46th
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
45th
Fractions
29th
Game of Life
4th
Gijswijt’s Sequence
28th
Happy Numbers
24th
1st
Happy Numbers (Long)
14th
Hexdump
38th
Intersection
30th
Inventory Sequence
30th
ISBN
28th
Jacobi Symbol
26th
Kolakoski Constant
20th
20th
Kolakoski Sequence
7th
16th
Leap Years
9th
9th
Levenshtein Distance
55th
Leyland Numbers
19th
4th
ln 2
62nd
Look and Say
16th
16th
Lucky Numbers
16th
Lucky Tickets
22nd
Mahjong
11th
Maze
21st
Medal Tally
51st
Morse Decoder
18th
Morse Encoder
20th
Musical Chords
11th
Niven Numbers
21st
26th
Niven Numbers (Long)
27th
Number Spiral
6th
Odious Numbers
10th
1st
Odious Numbers (Long)
1st
Ordinal Numbers
58th
Pangram Grep
36th
Pascal’s Triangle
1st
Pernicious Numbers
4th
65th
Pernicious Numbers (Long)
39th
Poker
6th
Prime Numbers
23rd
26th
101st
Prime Numbers (Long)
38th
Proximity Grid
16th
QR Decoder
14th
Quine
1st
Recamán
20th
43rd
Repeating Decimals
19th
Reverse Polish Notation
43rd
28th
Rijndael S-box
20th
Rock-paper-scissors-Spock-lizard
20th
Roman to Arabic
26th
Rule 110
22nd
Seven Segment
24th
SI Units
9th
Sierpiński Triangle
4th
12th
Smith Numbers
15th
11th
Spelling Numbers
21st
Star Wars Opening Crawl
12th
Sudoku
2nd
Sudoku v2
8th
Ten-pin Bowling
13th
Time Distance
27th
Tongue-twisters
31st
United States
56th
Vampire Numbers
16th
44th
Van Eck Sequence
17th
Zodiac Signs
13th
γ
31st
λ
34th
22nd
π
42nd
24th
τ
33rd
34th
φ
31st
34th
√2
31st
90th
𝑒
40th
62nd