12 Days of Christmas
78th
65th
8th
24 Game
11th
99 Bottles of Beer
36th
28th
21st
Abundant Numbers
9th
1,157th
Abundant Numbers (Long)
9th
Arabic to Roman
20th
11th
43rd
Arithmetic Numbers
5th
466th
Arrows
27th
Ascending Primes
13th
ASCII Table
36th
30th
10th
brainfuck
21st
373rd
Catalan Numbers
1st
Catalan’s Constant
Christmas Trees
18th
14th
8th
Collatz
11th
19th
13th
CSS Colors
4th
Cubes
Day of Week
19th
15th31st11th
1st
47th90th
79th
241st
DFA Simulator
7th
Diamonds
43rd
Divisors
143rd
4th
Emirp Numbers
90th
36th
16th
Emirp Numbers (Long)
12th
Emojify
13th
Evil Numbers
13th
621st
Evil Numbers (Long)
7th
41st
Factorial Factorisation
21st
Farey Sequence
39th
22nd
Fibonacci
13th63rd3rd58th3rd43rd1st47th53rd71st34th52nd83rd41st1st85th165th51st337th128th94th208th74th121st75th56th53rd191st70th142nd274th254th
76th110th33rd76th
60th
Fizz Buzz
71st141st
1st110th19th
1st18th9th
76th
174th
104th
Foo Fizz Buzz Bar
84th
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
14th
Intersection
16th
8th
5th
Inventory Sequence
17th
ISBN
19th
Jacobi Symbol
1st
Kaprekar Numbers
11th
Kolakoski Constant
Kolakoski Sequence
13th
Leap Years
79th110th114th
19th
Levenshtein Distance
24th
Leyland Numbers
10th
ln 2
Look and Say
22nd
Lucky Numbers
26th
Lucky Tickets
18th
Morse Decoder
18th
Morse Encoder
17th
Niven Numbers
122nd
1st
785th
Niven Numbers (Long)
4th
399th
Number Spiral
26th
Odious Numbers
10th
267th
Odious Numbers (Long)
7th
Ordinal Numbers
20th
Pangram Grep
58th60th26th
18th
Partition Numbers
18th
Pascal’s Triangle
33rd
11th
393rd
Pernicious Numbers
43rd
1st
663rd
Pernicious Numbers (Long)
17th
Prime Numbers
31st
46th64th
16th21st
250th
43rd
169th
Prime Numbers (Long)
1st
Quine
58th207th
66th63rd59th
4th
1st
355th
1st
76th
99th
Recamán
12th
Reverse Polish Notation
3rd
Rijndael S-box
17th
Roman to Arabic
14th
ROT13
8th
Rule 110
6th
Scrambled Sort
13th
Seven Segment
5th
Sierpiński Triangle
32nd
Smith Numbers
17th
Spelling Numbers
💎
Tic-tac-toe
7th
Tongue-twisters
9th
United States
14th
35th
390th
Vampire Numbers
5th
Van Eck Sequence
16th
γ
λ
9th
π
18th
44th
94th
27th
37th
42nd
43rd55th
τ
36th
φ
1st
√2
63rd
1st
𝑒
6th
395th