12 Days of Christmas
5th
24 Game
4th
99 Bottles of Beer
2nd
Abundant Numbers
6th
Abundant Numbers (Long)
7th
Arabic to Roman
53rd
5th
Arithmetic Numbers
16th
8th
159th
6th
Arrows
2nd
Ascending Primes
3rd
ASCII Table
6th
7th
4th
3rd
2nd
brainfuck
30th
4th
5th
Catalan Numbers
1st
Catalanβs Constant
8th
2nd
Christmas Trees
9th
Collatz
41st
7th
CSS Colors
7th
2nd
Cubes
4th
Day of Week
15th
14th
1st
3rd
DFA Simulator
Diamonds
23rd
48th
6th
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
175th
1st
1st
Fizz Buzz
9th
Foo Fizz Buzz Bar
5th
ForsythβEdwards Notation
3rd
Fractions
1st
Game of Life
10th
Gijswijtβs Sequence
2nd
Happy Numbers
78th
9th
Happy Numbers (Long)
6th
Hexdump
5th
Intersection
3rd
Inventory Sequence
6th
ISBN
7th
63rd
6th
15th
16th
2nd
Jacobi Symbol
6th
Kolakoski Constant
11th
3rd
Kolakoski Sequence
10th
Leap Years
14th
19th
265th
7th
Levenshtein Distance
6th
114th
2nd
Leyland Numbers
5th
ln 2
5th
1st
π
Look and Say
3rd
Lucky Numbers
24th
6th
Lucky Tickets
2nd
Mahjong
2nd
Maze
2nd
Medal Tally
Morse Decoder
4th
Morse Encoder
6th
Musical Chords
22nd26th
14th
N Queens
4th
Niven Numbers
18th
Niven Numbers (Long)
10th
Number Spiral
3rd
Odious Numbers
5th
Odious Numbers (Long)
9th
Ordinal Numbers
9th
2nd
Pangram Grep
11th12th
33rd
16th
15th
36th
28th
143rd
5th
251st
39th
4th
Pascalβs Triangle
78th
9th
Pernicious Numbers
16th
Pernicious Numbers (Long)
8th
Poker
4th
Prime Numbers
1st
142nd
3rd
Prime Numbers (Long)
16th
288th
5th
Proximity Grid
8th
3rd
QR Decoder
3rd
Quine
4th
196th
15th
97th
89th
93rd
80th
21st112th366th
1st
704th
1st
RecamΓ‘n
3rd
Repeating Decimals
Reverse Polish Notation
51st
6th
π
Rijndael S-box
16th
5th
6th
Rock-paper-scissors-Spock-lizard
27th
3rd
Roman to Arabic
4th
Rule 110
5th
Seven Segment
13th
3rd
SI Units
3rd
SierpiΕski Triangle
7th
Smith Numbers
5th
Spelling Numbers
56th
3rd
Star Wars Opening Crawl
Sudoku
π
Sudoku (Fill-in)
π
Ten-pin Bowling
4th
3rd
Time Distance
4th
Tongue-twisters
13th9th14th21st15th8th32nd58th56th28th10th10th33rd8th19th14th15th12th15th14th11th10th24th17th18th3rd14th11th40th151st18th11th22nd21st17th17th16th27th47th8th349th12th10th11th38th35th6th12th11th7th13th9th7th11th16th
United States
18th
5th
Vampire Numbers
5th
7th
5th
Van Eck Sequence
5th
Zeckendorf Representation
6th
Zodiac Signs
5th
Ξ³
6th
π
Ξ»
5th
9th
29th32nd
15th
13th
2nd
Ο
32nd
17th
234th
π
Ο
13th
172nd
π
Ο
15th
63rd
π
β2
12th
86th
2nd
π
5th
4th
1st5th
4th