12 Days of Christmas
77th
61st
8th
24 Game
11th
99 Bottles of Beer
36th
28th
21st
Abundant Numbers
8th
1,134th
Abundant Numbers (Long)
9th
Arabic to Roman
19th
11th
43rd
Arithmetic Numbers
5th
445th
Arrows
26th
Ascending Primes
13th
ASCII Table
36th
28th
10th
brainfuck
21st
366th
Catalan Numbers
1st
Catalan’s Constant
Christmas Trees
16th
13th
7th
Collatz
11th
19th
13th
CSS Colors
4th
Cubes
Day of Week
19th
15th30th11th
1st
47th85th
77th
234th
DFA Simulator
7th
Diamonds
27th
Divisors
142nd
4th
Emirp Numbers
90th
36th
15th
Emirp Numbers (Long)
12th
Emojify
13th
Evil Numbers
12th
605th
Evil Numbers (Long)
7th
38th
Factorial Factorisation
21st
Farey Sequence
38th
22nd
Fibonacci
13th62nd3rd56th3rd43rd1st43rd50th69th34th50th79th40th1st82nd162nd50th331st126th90th205th73rd119th75th51st52nd186th69th121st268th251st
61st110th33rd76th
60th
Fizz Buzz
71st141st
1st110th19th
1st18th9th
75th
170th
100th
Foo Fizz Buzz Bar
82nd
1st
Forsyth–Edwards Notation
14th
Fractions
1st
Game of Life
13th
Gijswijt’s Sequence
13th
Happy Numbers
21st
Happy Numbers (Long)
32nd
Hexdump
11th
Hilbert Curve
13th
Intersection
16th
8th
5th
Inventory Sequence
17th
ISBN
18th
Jacobi Symbol
1st
Kaprekar Numbers
10th
Kolakoski Constant
Kolakoski Sequence
13th
Leap Years
76th107th112th
19th
Levenshtein Distance
24th
Leyland Numbers
10th
ln 2
Look and Say
22nd
Lucky Numbers
25th
Lucky Tickets
18th
Morse Decoder
18th
Morse Encoder
17th
Niven Numbers
123rd
1st
772nd
Niven Numbers (Long)
4th
393rd
Number Spiral
25th
Odious Numbers
10th
256th
Odious Numbers (Long)
7th
Ordinal Numbers
20th
Pangram Grep
57th60th26th
17th
Partition Numbers
17th
Pascal’s Triangle
33rd
11th
388th
Pernicious Numbers
42nd
1st
650th
Pernicious Numbers (Long)
17th
Prime Numbers
31st
46th62nd
16th20th
248th
39th
157th
Prime Numbers (Long)
1st
Quine
58th203rd
60th63rd58th
4th
1st
352nd
1st
72nd
97th
Recamán
11th
Reverse Polish Notation
3rd
Rijndael S-box
17th
Roman to Arabic
14th
ROT13
7th
Rule 110
6th
Scrambled Sort
13th
Seven Segment
5th
Sierpiński Triangle
32nd
Smith Numbers
16th
Spelling Numbers
💎
Tic-tac-toe
7th
Tongue-twisters
9th
United States
14th
35th
385th
Vampire Numbers
5th
Van Eck Sequence
16th
γ
λ
9th
π
17th
43rd
90th
27th
35th
41st
42nd46th
τ
36th
φ
1st
√2
62nd
1st
𝑒
6th
388th