12 Days of Christmas
82nd
64th
6th
24 Game
11th
99 Bottles of Beer
36th
27th
21st
Abundant Numbers
19th
1,148th
Abundant Numbers (Long)
8th
Arabic to Roman
20th
11th
24th
Arithmetic Numbers
5th
461st
Arrows
27th
Ascending Primes
13th
ASCII Table
36th
30th
10th
brainfuck
21st
371st
Catalan Numbers
1st
Catalan’s Constant
Christmas Trees
18th
14th
8th
Collatz
9th
19th
14th
CSS Colors
3rd
Cubes
Day of Week
19th
15th30th11th
1st
47th87th
77th
238th
DFA Simulator
7th
Diamonds
39th
Divisors
143rd
4th
Emirp Numbers
90th
36th
13th
Emirp Numbers (Long)
12th
Emojify
13th
Evil Numbers
11th
615th
Evil Numbers (Long)
7th
41st
Factorial Factorisation
21st
Farey Sequence
39th
22nd
Fibonacci
48th13th63rd3rd56th14th43rd1st45th50th69th34th50th81st40th1st84th165th50th335th127th94th206th74th120th75th54th53rd189th70th142nd272nd253rd
75th110th33rd76th
60th
Fizz Buzz
60th71st140th
1st110th19th
1st16th9th
75th
59th
103rd
Foo Fizz Buzz Bar
82nd
1st
Forsyth–Edwards Notation
14th
Fractions
1st
Game of Life
13th
Gijswijt’s Sequence
15th
Happy Numbers
27th
Happy Numbers (Long)
32nd
Hexdump
11th
Hilbert Curve
14th
Intersection
16th
8th
5th
Inventory Sequence
17th
ISBN
18th
Jacobi Symbol
1st
Kaprekar Numbers
11th
Kolakoski Constant
Kolakoski Sequence
13th
Leap Years
75th107th113th
16th
Levenshtein Distance
24th
Leyland Numbers
10th
ln 2
Look and Say
22nd
Lucky Numbers
26th
Lucky Tickets
18th
Morse Decoder
18th
Morse Encoder
18th
Niven Numbers
122nd
1st
775th
Niven Numbers (Long)
1st
394th
Number Spiral
26th
Odious Numbers
8th
263rd
Odious Numbers (Long)
8th
Ordinal Numbers
20th
Pangram Grep
58th60th26th
18th
Partition Numbers
18th
Pascal’s Triangle
33rd
11th
381st
Pernicious Numbers
44th
1st
656th
Pernicious Numbers (Long)
18th
Prime Numbers
31st
43rd63rd
15th21st
250th
40th
161st
Prime Numbers (Long)
1st
Quine
58th206th
65th63rd59th
4th
1st
355th
1st
75th
99th
Recamán
12th
Reverse Polish Notation
3rd
Rijndael S-box
17th
Roman to Arabic
14th
ROT13
7th
Rule 110
6th
Scrambled Sort
13th
Seven Segment
4th
Sierpiński Triangle
32nd
Smith Numbers
16th
Spelling Numbers
💎
Tic-tac-toe
7th
Tongue-twisters
9th
United States
14th
35th
389th
Vampire Numbers
17th
Van Eck Sequence
16th
γ
λ
π
14th18th
44th
92nd
27th
37th
41st
43rd55th
τ
36th
φ
1st
√2
62nd
1st
𝑒
6th
390th