12 Days of Christmas
13th
24 Game
5th
6th
99 Bottles of Beer
11th
20th
Abundant Numbers
50th
Abundant Numbers (Long)
27th
Arabic to Roman
118th
Arithmetic Numbers
23rd
Arrows
69th
Ascending Primes
20th
ASCII Table
18th
27th
Billiards
23rd
brainfuck
12th
35th
Card Number Validation
2nd
2nd
Catalan Numbers
75th
Catalan’s Constant
41st
Christmas Trees
5th23rd
62nd
Collatz
30th
Cubes
26th
Day of Week
1st
1st
DFA Simulator
12th
17th
Diamonds
6th12th
16th
Divisors
28th
1st
Emirp Numbers
25th
Emirp Numbers (Long)
15th
Emojify
27th
Evil Numbers
5th
1st
Evil Numbers (Long)
33rd
Factorial Factorisation
24th
Farey Sequence
26th
Fibonacci
57th3rd
1st
Fizz Buzz
26th
1st
Foo Fizz Buzz Bar
1st
1st
Forsyth–Edwards Notation
3rd
2nd
Fractions
1st
1st
Game of Life
11th
18th
Gijswijt’s Sequence
33rd
Happy Numbers
44th
Happy Numbers (Long)
3rd
3rd
Hexdump
9th
1st
Intersection
💎
3rd💎
Inventory Sequence
8th
18th
ISBN
9th
11th
Jacobi Symbol
38th
Kaprekar Numbers
💎6th1st8th2nd
Kolakoski Constant
16th
Kolakoski Sequence
19th
Leap Years
47th
Levenshtein Distance
1st
1st
Leyland Numbers
29th
7th
ln 2
1st
Look and Say
17th
Lucky Numbers
68th
Lucky Tickets
41st
Mahjong
6th
9th
Mandelbrot
4th
1st
Maze
12th
12th
10th
Medal Tally
4th
1st
N Queens
26th
Niven Numbers
62nd
Niven Numbers (Long)
37th
Number Spiral
12th
24th
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
13th
4th
PalindromemordnilaP
1st
6th
Pangram Grep
21st
34th
Partition Numbers
20th
Pascal’s Triangle
26th
1st
Pernicious Numbers
81st
Pernicious Numbers (Long)
69th
Poker
4th
5th
Polyominoes
3rd
4th
Prime Numbers
25th
47th
Prime Numbers (Long)
19th
44th
Proximity Grid
13th
25th
Quine
2nd
1st
Recamán
4th
Repeating Decimals
1st
1st
Reverse Polish Notation
14th
33rd
Reversi
14th
27th
Rijndael S-box
7th
Rock-paper-scissors-Spock-lizard
18th
Roman to Arabic
32nd
ROT13
14th
40th
Rule 110
40th
Scrambled Sort
2nd5th
Set
36th
Seven Segment
45th
Sierpiński Triangle
13th
39th
Smith Numbers
18th
20th
Spelling Numbers
15th
💎
Star Wars GPT
5th1st
Star Wars Opening Crawl
2nd
2nd
Sudoku (Fill-in)
6th
11th
Ten-pin Bowling
11th
12th
Tic-tac-toe
6th
5th
Time Distance
4th
2nd
Tongue-twisters
15th
Transpose Sentence
15th
3rd
Vampire Numbers
6th
8th
Van Eck Sequence
21st
Zeckendorf Representation
12th
11th
Zodiac Signs
13th
18th
γ
20th
λ
41st
π
36th
τ
30th
φ
1st
√2
1st
𝑒
1st