12 Days of Christmas
5th
24 Game
9th
99 Bottles of Beer
12th
Abundant Numbers
12th
Abundant Numbers (Long)
11th
Arabic to Roman
45th
Arithmetic Numbers
12th
Arrows
8th
Ascending Primes
22nd
ASCII Table
11th
Billiards
6th
brainfuck
16th
Card Number Validation
17th
Catalan Numbers
46th
Catalan’s Constant
12th
Christmas Trees
44th
Collatz
34th
CSS Colors
3rd
Cubes
9th
Day of Week
1st
DFA Simulator
8th
Diamonds
18th
Divisors
22nd
Emirp Numbers
1st
Emirp Numbers (Long)
11th
Emojify
1st
Evil Numbers
16th
Evil Numbers (Long)
14th
Factorial Factorisation
10th
Farey Sequence
36th
Fibonacci
1st
Fizz Buzz
1st
Foo Fizz Buzz Bar
16th
Forsyth–Edwards Notation
8th
Fractions
18th
Game of Life
9th
Gijswijt’s Sequence
23rd
Happy Numbers
15th
Happy Numbers (Long)
10th
Hexdump
10th
Intersection
14th
Inventory Sequence
5th
ISBN
23rd
Jacobi Symbol
19th
Kaprekar Numbers
Kolakoski Constant
17th
Kolakoski Sequence
20th
Leap Years
6th
Levenshtein Distance
19th
Leyland Numbers
25th
ln 2
28th
Look and Say
94th
Lucky Numbers
11th
Lucky Tickets
28th
Mahjong
5th
Maze
13th
Medal Tally
8th
Morse Decoder
9th
Morse Encoder
7th
Musical Chords
18th
N Queens
11th
Niven Numbers
1st
Niven Numbers (Long)
1st
Number Spiral
22nd
Odious Numbers
12th
Odious Numbers (Long)
11th
Ordinal Numbers
1st
PalindromemordnilaP
15th
Pangram Grep
14th
Pascal’s Triangle
42nd
Pernicious Numbers
1st
Pernicious Numbers (Long)
11th
Poker
10th
Polyominoes
7th
Prime Numbers
1st
Prime Numbers (Long)
46th
Proximity Grid
9th
QR Decoder
14th
Quine
1st
Recamán
1st
Repeating Decimals
10th
Reverse Polish Notation
30th
Reversi
9th
Rijndael S-box
7th
Rock-paper-scissors-Spock-lizard
2nd
Roman to Arabic
18th
ROT13
8th
Rule 110
16th
Set
9th
Seven Segment
19th
SI Units
2nd
Sierpiński Triangle
36th
Smith Numbers
24th
Spelling Numbers
18th
Star Wars Opening Crawl
9th
Sudoku
16th
Sudoku (Fill-in)
10th
Ten-pin Bowling
11th
Tic-tac-toe
30th
Time Distance
8th
Tongue-twisters
13th
Transpose Sentence
14th
United States
4th
Vampire Numbers
9th
Van Eck Sequence
26th
Zeckendorf Representation
9th
Zodiac Signs
9th
γ
14th
λ
16th
π
19th
τ
17th
φ
48th
√2
56th
𝑒
1st