12 Days of Christmas
45th
24 Game
8th
99 Bottles of Beer
67th
16th
Abundant Numbers
15th
Abundant Numbers (Long)
16th
Arabic to Roman
45th
43rd
Arithmetic Numbers
14th
Arrows
29th
Ascending Primes
20th
ASCII Table
21st
Billiards
9th
brainfuck
24th
Card Number Validation
13th
Catalan Numbers
29th
Catalan’s Constant
17th
Christmas Trees
34th
Collatz
19th
CSS Colors
5th
17th
Cubes
24th
Day of Week
38th
DFA Simulator
10th
Diamonds
43rd
35th
98th
Divisors
18th
Emirp Numbers
35th
Emirp Numbers (Long)
17th
Emojify
34th
Evil Numbers
28th30th28th53rd26th22nd43rd225th119th102nd30th35th51st45th48th34th33rd29th32nd30th18th31st81st46th94th
66th25th15th422nd60th56th54th35th22nd32nd65th115th104th30th1,224th25th76th180th106th14th32nd27th
11th
Evil Numbers (Long)
14th
Factorial Factorisation
14th
24th
Farey Sequence
22nd
Fibonacci
32nd
Fizz Buzz
18th1,343rd
Foo Fizz Buzz Bar
22nd
Forsyth–Edwards Notation
17th
Fractions
30th
Game of Life
21st
Gijswijt’s Sequence
14th
Happy Numbers
73rd
21st
601st
Happy Numbers (Long)
14th
Hexdump
19th
Hilbert Curve
10th
Intersection
19th
Inventory Sequence
21st
ISBN
9th
69th
24th
Jacobi Symbol
16th
Kaprekar Numbers
14th
Kolakoski Constant
11th
Kolakoski Sequence
25th
Leap Years
18th
Levenshtein Distance
23rd
Leyland Numbers
28th
ln 2
14th
Look and Say
20th
Lucky Numbers
64th
15th
Lucky Tickets
14th
Mandelbrot
11th
Maze
13th
Medal Tally
13th
Morse Decoder
11th
Morse Encoder
13th
Musical Chords
20th28th
12th
N Queens
19th
Niven Numbers
20th
Niven Numbers (Long)
12th
Number Spiral
15th
Odious Numbers
17th
Odious Numbers (Long)
12th
Ordinal Numbers
8th
Pangram Grep
47th
56th
18th211th
14th
586th
93rd
17th40th39th
17th
Partition Numbers
21st
Pascal’s Triangle
45th
93rd
Pernicious Numbers
53rd
Pernicious Numbers (Long)
37th
Poker
13th
Polyominoes
14th
Prime Numbers
17th
Prime Numbers (Long)
14th
Proximity Grid
10th
Quine
57th
1st
639th
Recamán
23rd
Repeating Decimals
12th
Reverse Polish Notation
15th
Rijndael S-box
38th
18th
Rock-paper-scissors-Spock-lizard
15th
Roman to Arabic
27th
ROT13
12th
Rule 110
30th
Scrambled Sort
15th
13th
10th
14th
Seven Segment
18th
60th
25th
SI Units
8th
Sierpiński Triangle
33rd
Smith Numbers
21st
Spelling Numbers
15th
Ten-pin Bowling
15th
Tic-tac-toe
13th
Time Distance
10th
Tongue-twisters
15th
Transpose Sentence
8th
Trinomial Triangle
14th
United States
22nd
5th
Vampire Numbers
28th
Van Eck Sequence
25th
Zeckendorf Representation
15th
γ
12th
λ
40th
32nd
60th
16th
π
32nd
τ
28th
φ
14th
√2
14th
𝑒
20th
33rd