12 Days of Christmas
31st
24 Game
11th
99 Bottles of Beer
22nd
Abundant Numbers
8th
Abundant Numbers (Long)
69th2nd
Arabic to Roman
14th
Arithmetic Numbers
52nd6th
Arrows
14th
Ascending Primes
10th
ASCII Table
19th6th
Billiards
6th
brainfuck
12th
Card Number Validation
4th
Catalan Numbers
5th
Catalan’s Constant
19th
Christmas Trees
7th
Collatz
3rd
CSS Colors
35th
Cubes
20th
Day of Week
1st
Diamonds
21st
Divisors
14th
Emirp Numbers
27th
Emirp Numbers (Long)
14th
Emojify
5th
Evil Numbers
32nd
Evil Numbers (Long)
31st
Factorial Factorisation
2nd
Farey Sequence
19th
Fibonacci
243rd37th
Fizz Buzz
64th171st254th1st269th37th96th66th62nd53rd84th259th223rd492nd1,124th132nd257th96th39th55th209th372nd327th1,764th59th139th309th323rd169th43rd59th53rd55th
Foo Fizz Buzz Bar
6th
Forsyth–Edwards Notation
10th
Fractions
12th
Game of Life
6th
Gijswijt’s Sequence
15th
Happy Numbers
31st
Happy Numbers (Long)
23rd
Hexdump
19th
Intersection
6th
Inventory Sequence
17th
ISBN
6th
Jacobi Symbol
13th
Kaprekar Numbers
10th
Kolakoski Constant
15th
Kolakoski Sequence
24th
Leap Years
107th18th
Levenshtein Distance
19th
Leyland Numbers
35th
ln 2
25th
Look and Say
14th
Lucky Numbers
10th
Lucky Tickets
14th
Maze
5th
Medal Tally
8th
Morse Decoder
5th
Morse Encoder
22nd
Musical Chords
13th
N Queens
9th
Niven Numbers
32nd
Niven Numbers (Long)
1st
Number Spiral
19th
Odious Numbers
28th
Odious Numbers (Long)
23rd
Ordinal Numbers
5th
PalindromemordnilaP
14th
Pangram Grep
15th
Pascal’s Triangle
16th
Pernicious Numbers
30th
Pernicious Numbers (Long)
13th
Poker
9th
Polyominoes
8th
Prime Numbers
101st12th
Prime Numbers (Long)
1st
Proximity Grid
14th
Quine
1st
Recamán
15th
Repeating Decimals
11th
Reverse Polish Notation
15th
Reversi
2nd
Rijndael S-box
10th
Rock-paper-scissors-Spock-lizard
7th
Roman to Arabic
10th
ROT13
7th
Rule 110
22nd
Seven Segment
9th
SI Units
4th
Sierpiński Triangle
30th
Smith Numbers
21st
Spelling Numbers
15th
Star Wars Opening Crawl
6th
Ten-pin Bowling
10th
Tic-tac-toe
4th
Time Distance
4th
Tongue-twisters
20th
Transpose Sentence
4th
United States
11th
Vampire Numbers
11th
Van Eck Sequence
12th
Zeckendorf Representation
11th
Zodiac Signs
17th4th
γ
14th
λ
22nd
π
18th
τ
17th
φ
16th
√2
8th
𝑒
13th