12 Days of Christmas
5th
24 Game
4th
99 Bottles of Beer
2nd
Abundant Numbers
6th
Abundant Numbers (Long)
7th
Arabic to Roman
52nd
5th
Arithmetic Numbers
16th
8th
146th
6th
Arrows
2nd
Ascending Primes
3rd
ASCII Table
4th
7th
4th
3rd
2nd
brainfuck
30th
4th
5th
Catalan Numbers
1st
Catalanβs Constant
7th
2nd
Christmas Trees
9th
Collatz
40th
7th
CSS Colors
7th
2nd
Cubes
4th
Day of Week
15th
14th
1st
3rd
DFA Simulator
Diamonds
23rd
48th
5th
Divisors
19th
1st
8th
Emirp Numbers
6th
Emirp Numbers (Long)
5th
Emojify
4th
3rd
Evil Numbers
5th
Evil Numbers (Long)
4th
Factorial Factorisation
5th
Farey Sequence
6th
Fibonacci
2nd
172nd
1st
1st
Fizz Buzz
9th
Foo Fizz Buzz Bar
5th
ForsythβEdwards Notation
3rd
Fractions
1st
Game of Life
10th
Gijswijtβs Sequence
2nd
Happy Numbers
72nd
9th
Happy Numbers (Long)
6th
Hexdump
4th
Intersection
3rd
Inventory Sequence
6th
ISBN
7th
61st
6th
15th
8th
15th
2nd
Jacobi Symbol
6th
Kolakoski Constant
10th
3rd
Kolakoski Sequence
10th
Leap Years
14th
19th
256th
7th
Levenshtein Distance
6th
105th
2nd
Leyland Numbers
5th
ln 2
5th
1st
π
Look and Say
3rd
Lucky Numbers
20th
5th
Lucky Tickets
2nd
Mahjong
2nd
Maze
2nd
Medal Tally
Morse Decoder
4th
Morse Encoder
6th
Musical Chords
20th24th
13th
N Queens
3rd
Niven Numbers
17th
Niven Numbers (Long)
10th
Number Spiral
3rd
Odious Numbers
5th
Odious Numbers (Long)
9th
Ordinal Numbers
8th
2nd
Pangram Grep
11th12th
34th
16th
14th
33rd
26th
138th
5th
243rd
36th
4th
Pascalβs Triangle
75th
9th
Pernicious Numbers
16th
Pernicious Numbers (Long)
8th
Poker
4th
Prime Numbers
1st
140th
3rd
Prime Numbers (Long)
16th
274th
5th
Proximity Grid
6th
3rd
QR Decoder
3rd
Quine
4th
192nd
14th
95th
85th
91st
77th
21st107th353rd
1st
684th
1st
RecamΓ‘n
3rd
Repeating Decimals
Reverse Polish Notation
49th
6th
π
Rijndael S-box
16th
5th
6th
Rock-paper-scissors-Spock-lizard
24th
3rd
Roman to Arabic
4th
Rule 110
5th
Seven Segment
13th
3rd
SI Units
3rd
SierpiΕski Triangle
7th
Smith Numbers
5th
Spelling Numbers
55th
3rd
Star Wars Opening Crawl
Sudoku
π
Sudoku (Fill-in)
π
Ten-pin Bowling
4th
2nd
Time Distance
4th
Tongue-twisters
13th9th14th20th14th8th31st57th53rd27th9th10th32nd7th18th12th14th12th14th13th11th10th21st17th18th3rd14th11th39th144th17th10th19th20th17th16th16th25th47th8th335th11th10th10th37th34th6th12th10th7th13th8th7th9th16th
United States
17th
5th
Vampire Numbers
5th
7th
5th
Van Eck Sequence
5th
Zeckendorf Representation
6th
Zodiac Signs
5th
Ξ³
6th
π
Ξ»
4th
9th
27th31st
15th
12th
2nd
Ο
32nd
16th
227th
π
Ο
12th
166th
π
Ο
15th
57th
π
β2
12th
81st
2nd
π
4th
4th
1st4th
4th