12 Days of Christmas
2nd
24 Game
💎
85th
99 Bottles of Beer
7th
Abundant Numbers
19th
279th
Abundant Numbers (Long)
16th
Arabic to Roman
4th
Arithmetic Numbers
18th
Arrows
13th
Ascending Primes
7th
ASCII Table
3rd
Billiards
💎
brainfuck
3rd
Card Number Validation
7th
Catalan Numbers
22nd
Catalan’s Constant
1st
Christmas Trees
11th
Collatz
26th
CSS Colors
3rd
Cubes
2nd
Day of Week
6th
DFA Simulator
💎
Diamonds
9th
Divisors
4th
544th
Emirp Numbers
5th
Emirp Numbers (Long)
6th
Emojify
8th
Evil Numbers
17th
Evil Numbers (Long)
8th
Factorial Factorisation
12th
Farey Sequence
3rd
Fibonacci
28th
Fizz Buzz
28th
Foo Fizz Buzz Bar
4th
Forsyth–Edwards Notation
💎
Fractions
5th
Game of Life
3rd
Gijswijt’s Sequence
2nd
129th
Happy Numbers
7th
Happy Numbers (Long)
4th
Hexdump
2nd
Hilbert Curve
5th
Intersection
4th
251st
Inventory Sequence
12th
ISBN
1st
Jacobi Symbol
💎
Kaprekar Numbers
11th
Kolakoski Constant
9th16th9th7th
19th26th19th14th11th7th17th35th24th12th19th9th11th6th11th4th16th5th20th14th10th14th7th16th10th28th72nd7th5th20th10th14th9th7th9th16th17th15th8th162nd13th14th4th42nd15th7th9th9th8th10th9th9th4th12th
Kolakoski Sequence
85th
11th
126th
Leap Years
18th
Levenshtein Distance
9th
Leyland Numbers
7th
ln 2
1st
Look and Say
8th
Lucky Numbers
5th
Lucky Tickets
9th
Mahjong
4th
Mandelbrot
2nd
Maze
4th
Medal Tally
10th
Morse Decoder
2nd
Morse Encoder
2nd
Musical Chords
5th
121st
N Queens
4th
108th
Niven Numbers
122nd
19th
96th
Niven Numbers (Long)
1st
Number Spiral
3rd
Odious Numbers
17th
Odious Numbers (Long)
7th
Ordinal Numbers
12th
PalindromemordnilaP
10th
Pangram Grep
3rd
Partition Numbers
7th
Pascal’s Triangle
23rd
Pernicious Numbers
28th
Pernicious Numbers (Long)
12th
Poker
3rd
Polyominoes
4th
Prime Numbers
15th
Prime Numbers (Long)
11th
Proximity Grid
3rd
QR Decoder
2nd
93rd
Quine
1st
95th
Recamán
9th
Repeating Decimals
1st
Reverse Polish Notation
2nd
Reversi
2nd
Rijndael S-box
64th
💎
143rd
Rock-paper-scissors-Spock-lizard
2nd
Roman to Arabic
9th
ROT13
7th
Rule 110
6th
Scrambled Sort
4th
Seven Segment
5th
SI Units
5th
Sierpiński Triangle
7th
170th
Smith Numbers
6th
Spelling Numbers
2nd
Star Wars Opening Crawl
5th
148th
Sudoku
2nd
Sudoku (Fill-in)
3rd
Ten-pin Bowling
6th
111th
Time Distance
💎
Tongue-twisters
3rd
Transpose Sentence
6th
Trinomial Triangle
5th
United States
Vampire Numbers
2nd
Van Eck Sequence
10th
Zeckendorf Representation
4th
Zodiac Signs
5th
γ
3rd
1st
λ
3rd
4th
π
1st
τ
1st
φ
1st
√2
1st
𝑒
1st
47th