12 Days of Christmas
6th
24 Game
89th
99 Bottles of Beer
14th
Abundant Numbers
247th
Abundant Numbers (Long)
157th
Arabic to Roman
119th
Arithmetic Numbers
38th
Arrows
34th
Ascending Primes
47th
ASCII Table
27th
Billiards
12th
brainfuck
10th
Card Number Validation
11th
Catalan Numbers
30th
Catalan’s Constant
170th
Christmas Trees
97th
Collatz
274th
CSS Colors
60th
Cubes
2nd
Day of Week
59th
DFA Simulator
15th
Diamonds
265th
Divisors
35th
Emirp Numbers
211th
Emirp Numbers (Long)
26th
Emojify
156th
Evil Numbers
43rd
Evil Numbers (Long)
39th
Factorial Factorisation
127th
Farey Sequence
61st
Fibonacci
54th
Fizz Buzz
580th
Foo Fizz Buzz Bar
22nd
Forsyth–Edwards Notation
73rd
Fractions
88th
Game of Life
73rd
Gijswijt’s Sequence
31st
Happy Numbers
6th
Happy Numbers (Long)
160th
Hexdump
18th
Hilbert Curve
7th
Intersection
83rd
Inventory Sequence
90th
ISBN
77th
Jacobi Symbol
77th
Kaprekar Numbers
4th
Kolakoski Constant
103rd
Kolakoski Sequence
145th
Leap Years
364th
Levenshtein Distance
3rd
Leyland Numbers
4th
ln 2
26th
Look and Say
89th
Lucky Numbers
11th
Lucky Tickets
194th
Mahjong
57th
Mandelbrot
31st
Maze
104th
Medal Tally
31st
Morse Decoder
32nd
Morse Encoder
52nd
Musical Chords
79th
N Queens
104th
Niven Numbers
8th
Niven Numbers (Long)
121st
Number Spiral
208th
Odious Numbers
41st
Odious Numbers (Long)
39th
Ordinal Numbers
165th
PalindromemordnilaP
41st
Pangram Grep
35th
Partition Numbers
27th
Pascal’s Triangle
91st
Pernicious Numbers
1,133rd
Pernicious Numbers (Long)
36th
Poker
12th
Polyominoes
67th
Prime Numbers
111th
Prime Numbers (Long)
102nd
Proximity Grid
8th
QR Decoder
60th
Quine
150th
Recamán
172nd
Repeating Decimals
13th
Reverse Polish Notation
77th
Reversi
132nd
Rijndael S-box
83rd
Rock-paper-scissors-Spock-lizard
11th
Roman to Arabic
41st
ROT13
8th
Rule 110
48th
Scrambled Sort
23rd
Set
19th
Seven Segment
2nd
SI Units
34th
Sierpiński Triangle
54th
Smith Numbers
74th
Spelling Numbers
163rd
Star Wars GPT
13th
Star Wars Opening Crawl
19th
Sudoku
73rd
Sudoku (Fill-in)
15th
Ten-pin Bowling
153rd
Tic-tac-toe
62nd
Time Distance
57th
Tongue-twisters
158th
Topological Sort
81st
Transpose Sentence
41st
Trinomial Triangle
49th
United States
150th
Vampire Numbers
35th
Van Eck Sequence
41st
Zeckendorf Representation
11th
Zodiac Signs
31st
γ
92nd
λ
18th
π
72nd
τ
56th
φ
13th
√2
4th
𝑒
64th