12 Days of Christmas
4th
24 Game
3rd
64th
99 Bottles of Beer
5th
Abundant Numbers
18th
213th
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
17th
Catalan’s Constant
1st
Christmas Trees
10th
Collatz
26th
CSS Colors
7th
Cubes
7th
Day of Week
11th
DFA Simulator
4th
Diamonds
9th
Divisors
4th
502nd
Emirp Numbers
12th
Emirp Numbers (Long)
6th
Emojify
9th
Evil Numbers
15th
Evil Numbers (Long)
5th
Factorial Factorisation
13th
Farey Sequence
3rd
Fibonacci
24th
Fizz Buzz
27th
Foo Fizz Buzz Bar
11th
Forsyth–Edwards Notation
2nd
Fractions
5th
Game of Life
6th
Gijswijt’s Sequence
4th
95th
Happy Numbers
1st
Happy Numbers (Long)
1st
Hexdump
3rd
Hilbert Curve
5th
Intersection
10th
223rd
Inventory Sequence
11th
ISBN
1st
Jacobi Symbol
5th
Kaprekar Numbers
11th
Kolakoski Constant
8th9th17th8th5th
18th23rd18th15th11th7th16th31st23rd12th15th9th7th6th11th2nd16th5th17th12th9th14th6th9th8th25th64th7th6th17th10th12th7th6th5th14th16th14th8th147th13th14th4th34th16th7th7th8th7th8th8th9th4th11th
Kolakoski Sequence
74th
11th
103rd
Leap Years
14th
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
7th
Morse Decoder
9th
Morse Encoder
10th
Musical Chords
6th
105th
N Queens
4th
85th
Niven Numbers
117th
18th
87th
Niven Numbers (Long)
1st
Number Spiral
3rd
Odious Numbers
15th
Odious Numbers (Long)
5th
Ordinal Numbers
12th
PalindromemordnilaP
8th
Pangram Grep
8th
Partition Numbers
8th
Pascal’s Triangle
21st
Pernicious Numbers
23rd
Pernicious Numbers (Long)
12th
Poker
5th
Polyominoes
5th
Prime Numbers
16th
Prime Numbers (Long)
11th
Proximity Grid
6th
QR Decoder
4th
73rd
Quine
1st
81st
Recamán
9th
Repeating Decimals
2nd
Reverse Polish Notation
3rd
Reversi
5th
Rijndael S-box
56th
4th
120th
Rock-paper-scissors-Spock-lizard
3rd
Roman to Arabic
12th
ROT13
7th
Rule 110
6th
Scrambled Sort
5th
Seven Segment
8th
SI Units
4th
Sierpiński Triangle
5th
139th
Smith Numbers
5th
Spelling Numbers
7th
Star Wars Opening Crawl
5th
137th
Sudoku
4th
Sudoku (Fill-in)
5th
Ten-pin Bowling
9th
101st
Time Distance
4th
Tongue-twisters
17th
Transpose Sentence
6th
Trinomial Triangle
5th
United States
13th
Vampire Numbers
7th
Van Eck Sequence
10th
Zeckendorf Representation
7th
Zodiac Signs
6th
γ
2nd
1st
λ
3rd
6th
π
1st
τ
1st
φ
1st
√2
1st
𝑒
1st
43rd