12 Days of Christmas
8th
24 Game
25th
99 Bottles of Beer
12th
Abundant Numbers
295th
Abundant Numbers (Long)
78th
Arabic to Roman
125th
Arithmetic Numbers
102nd
Arrows
23rd
Ascending Primes
69th
ASCII Table
29th
Billiards
24th
brainfuck
22nd
Card Number Validation
34th
Catalan Numbers
251st
Catalan’s Constant
141st
Christmas Trees
14th
Collatz
62nd
CSS Colors
36th
Cubes
8th
Day of Week
1,218th1st
DFA Simulator
27th
Diamonds
1,584th
227th
1,665th
Divisors
4,300th4,437th1,310th3,357th
3,872nd3,318th4,116th4,815th4,685th4,376th4,149th3,186th4,242nd3,608th4,411th4,831st3,986th4,999th2,447th4,992nd4,978th
2,933rd3,059th2,027th4,048th
2,950th2,757th3,006th2,079th4,471st3,086th360th4,985th435th4,450th4,653rd4,364th1,190th
4,729th4,718th2,542nd4,283rd1,408th4,616th4,119th3,746th
Emirp Numbers
15th
Emirp Numbers (Long)
39th
Emojify
33rd
Evil Numbers
916th
4,256th
Evil Numbers (Long)
211th
2,003rd
Factorial Factorisation
23rd
Farey Sequence
42nd
Fibonacci
8,704th
1,724th
Fizz Buzz
402nd
Foo Fizz Buzz Bar
144th
Forsyth–Edwards Notation
39th
Fractions
149th
Game of Life
687th
165th
Gijswijt’s Sequence
247th
Happy Numbers
2,622nd
42nd
Happy Numbers (Long)
57th
Hexdump
40th
Intersection
48th
Inventory Sequence
250th
ISBN
1,331st
1,358th
1,349th
1,266th
42nd
Jacobi Symbol
55th
Kaprekar Numbers
76th
Kolakoski Constant
22nd
Kolakoski Sequence
400th
Leap Years
11th
Levenshtein Distance
843rd
181st
993rd1,009th
Leyland Numbers
88th
ln 2
628th
425th
Look and Say
64th
Lucky Numbers
849th
53rd
Lucky Tickets
188th
Mahjong
16th
Mandelbrot
41st
Maze
41st
Medal Tally
19th
Morse Decoder
17th
Morse Encoder
17th
Musical Chords
416th422nd
382nd
128th24th
N Queens
18th
Niven Numbers
479th
Niven Numbers (Long)
227th
Number Spiral
39th
Odious Numbers
774th
Odious Numbers (Long)
162nd
Ordinal Numbers
107th
PalindromemordnilaP
304th
Pangram Grep
2,111th
1,999th
2,063rd
2,135th
1,960th
41st
2,259th2,190th
2,261st
2,145th
Partition Numbers
54th
Pascal’s Triangle
1,717th
478th
Pernicious Numbers
131st
Pernicious Numbers (Long)
57th
Poker
13th
Polyominoes
13th
Prime Numbers
4,881st
2,765th
268th
Prime Numbers (Long)
1,736th
317th
Proximity Grid
35th
QR Decoder
14th
Quine
3,564th
2,537th
3,387th
710th
Recamán
46th
Repeating Decimals
58th
Reverse Polish Notation
182nd
Reversi
25th
Rijndael S-box
21st
Rock-paper-scissors-Spock-lizard
957th
13th
Roman to Arabic
76th
ROT13
246th
Rule 110
135th
Scrambled Sort
87th
Set
Seven Segment
867th
22nd
SI Units
5th
Sierpiński Triangle
28th
Smith Numbers
95th
Spelling Numbers
106th
Star Wars GPT
31st
Star Wars Opening Crawl
12th
Sudoku
8th
Sudoku (Fill-in)
28th
Ten-pin Bowling
455th
20th
Tic-tac-toe
128th
Time Distance
13th
Tongue-twisters
556th
9th
Transpose Sentence
82nd
United States
34th
Vampire Numbers
19th
Van Eck Sequence
284th
Zeckendorf Representation
42nd
Zodiac Signs
27th
γ
467th
179th
λ
10th
π
280th
τ
256th
φ
161st
√2
521st
𝑒
316th
2,113th