12 Days of Christmas
4th
24 Game
3rd
71st
99 Bottles of Beer
5th
Abundant Numbers
18th
230th
Abundant Numbers (Long)
16th
Arabic to Roman
9th
Arithmetic Numbers
18th
Arrows
13th
Ascending Primes
7th
ASCII Table
6th
Billiards
4th
brainfuck
7th
Card Number Validation
7th
Catalan Numbers
21st
Catalan’s Constant
1st
Christmas Trees
10th
Collatz
27th
CSS Colors
7th
Cubes
8th
Day of Week
13th
DFA Simulator
4th
Diamonds
9th
Divisors
4th
523rd
Emirp Numbers
15th
Emirp Numbers (Long)
7th
Emojify
6th
Evil Numbers
17th
Evil Numbers (Long)
8th
Factorial Factorisation
13th
Farey Sequence
3rd
Fibonacci
26th
Fizz Buzz
27th
Foo Fizz Buzz Bar
12th
Forsyth–Edwards Notation
2nd
Fractions
5th
Game of Life
5th
Gijswijt’s Sequence
4th
115th
Happy Numbers
1st
Happy Numbers (Long)
1st
Hexdump
4th
Hilbert Curve
6th
Intersection
12th
236th
Inventory Sequence
12th
ISBN
1st
Jacobi Symbol
6th
Kaprekar Numbers
10th
Kolakoski Constant
9th9th16th9th7th
19th25th19th16th11th7th17th33rd24th12th19th9th8th6th11th3rd16th5th20th14th9th14th7th14th10th27th72nd7th6th20th10th13th9th7th6th15th16th15th8th157th13th14th4th39th15th7th9th9th8th9th9th9th4th12th
Kolakoski Sequence
85th
11th
110th
Leap Years
17th
Levenshtein Distance
8th
Leyland Numbers
7th
ln 2
1st
Look and Say
9th
Lucky Numbers
5th
Lucky Tickets
9th
Mahjong
4th
Mandelbrot
5th
Maze
7th
Medal Tally
23rd
Morse Decoder
7th
Morse Encoder
10th
Musical Chords
6th
118th
N Queens
4th
100th
Niven Numbers
122nd
18th
96th
Niven Numbers (Long)
1st
Number Spiral
3rd
Odious Numbers
17th
Odious Numbers (Long)
7th
Ordinal Numbers
12th
PalindromemordnilaP
10th
Pangram Grep
9th
Partition Numbers
8th
Pascal’s Triangle
22nd
Pernicious Numbers
26th
Pernicious Numbers (Long)
13th
Poker
6th
Polyominoes
5th
Prime Numbers
18th
Prime Numbers (Long)
11th
Proximity Grid
6th
QR Decoder
4th
85th
Quine
1st
95th
Recamán
9th
Repeating Decimals
2nd
Reverse Polish Notation
3rd
Reversi
5th
Rijndael S-box
62nd
4th
137th
Rock-paper-scissors-Spock-lizard
4th
Roman to Arabic
13th
ROT13
7th
Rule 110
6th
Scrambled Sort
5th
Seven Segment
9th
SI Units
5th
Sierpiński Triangle
7th
155th
Smith Numbers
5th
Spelling Numbers
7th
Star Wars Opening Crawl
5th
147th
Sudoku
4th
Sudoku (Fill-in)
6th
Ten-pin Bowling
10th
109th
Time Distance
4th
Tongue-twisters
18th
Transpose Sentence
6th
Trinomial Triangle
5th
United States
Vampire Numbers
7th
Van Eck Sequence
10th
Zeckendorf Representation
7th
Zodiac Signs
6th
γ
2nd
1st
λ
3rd
7th
π
1st
τ
1st
φ
1st
√2
1st
𝑒
1st
47th