12 Days of Christmas
8th
24 Game
21st
99 Bottles of Beer
12th
Abundant Numbers
285th
Abundant Numbers (Long)
64th
Arabic to Roman
122nd
Arithmetic Numbers
100th
Arrows
23rd
Ascending Primes
69th
ASCII Table
28th
Billiards
20th
brainfuck
22nd
Card Number Validation
33rd
Catalan Numbers
239th
Catalan’s Constant
138th
Christmas Trees
15th
Collatz
69th
CSS Colors
34th
Cubes
8th
Day of Week
1,138th1st
DFA Simulator
24th
Diamonds
1,518th
225th
1,598th
Divisors
4,174th4,313th1,177th3,247th
3,773rd3,169th3,997th4,692nd4,557th4,255th4,029th3,092nd4,124th3,494th4,287th4,706th3,870th4,875th2,358th4,868th4,854th
2,849th2,959th2,367th3,968th
2,851st2,662nd2,920th2,005th4,347th3,710th339th4,861st396th4,326th4,529th4,241st1,128th
4,602nd4,591st2,450th4,159th1,355th4,492nd4,004th3,627th
Emirp Numbers
10th
Emirp Numbers (Long)
40th
Emojify
33rd
Evil Numbers
891st
4,143rd
Evil Numbers (Long)
204th
1,922nd
Factorial Factorisation
20th
Farey Sequence
41st
Fibonacci
8,366th
1,637th
Fizz Buzz
385th
Foo Fizz Buzz Bar
139th
Forsyth–Edwards Notation
38th
Fractions
138th
Game of Life
650th
160th
Gijswijt’s Sequence
236th
Happy Numbers
2,541st
40th
Happy Numbers (Long)
54th
Hexdump
33rd
Intersection
45th
Inventory Sequence
229th
ISBN
1,265th
1,289th
1,280th
1,203rd
39th
Jacobi Symbol
55th
Kaprekar Numbers
77th
Kolakoski Constant
21st
Kolakoski Sequence
404th
Leap Years
11th
Levenshtein Distance
810th
175th
953rd968th
Leyland Numbers
82nd
ln 2
596th
403rd
Look and Say
64th
Lucky Numbers
788th
56th
Lucky Tickets
186th
Mahjong
15th
Maze
39th
Medal Tally
25th
Morse Decoder
17th
Morse Encoder
18th
Musical Chords
394th400th
368th
22nd
N Queens
18th
Niven Numbers
440th
Niven Numbers (Long)
206th
Number Spiral
40th
Odious Numbers
751st
Odious Numbers (Long)
160th
Ordinal Numbers
178th
PalindromemordnilaP
279th
Pangram Grep
2,031st
1,927th
1,988th
2,055th
1,889th
38th
2,178th2,105th
2,172nd
2,066th
Pascal’s Triangle
1,629th
444th
Pernicious Numbers
123rd
Pernicious Numbers (Long)
34th
Poker
16th
Polyominoes
13th
Prime Numbers
4,750th
2,674th
255th
Prime Numbers (Long)
1,670th
299th
Proximity Grid
59th
QR Decoder
15th
Quine
3,398th
2,424th
3,217th
698th
Recamán
237th
Repeating Decimals
58th
Reverse Polish Notation
168th
Reversi
29th
Rijndael S-box
21st
Rock-paper-scissors-Spock-lizard
930th
17th
Roman to Arabic
73rd
ROT13
249th
Rule 110
129th
Seven Segment
843rd
21st
SI Units
5th
Sierpiński Triangle
25th
Smith Numbers
25th
Spelling Numbers
104th
Star Wars Opening Crawl
12th
Sudoku
8th
Sudoku (Fill-in)
32nd
Ten-pin Bowling
433rd
21st
Tic-tac-toe
111th
Time Distance
17th
Tongue-twisters
519th
11th
Transpose Sentence
86th
United States
48th
Vampire Numbers
19th
Van Eck Sequence
270th
Zeckendorf Representation
40th
Zodiac Signs
27th
γ
454th
176th
λ
11th
π
265th
τ
241st
φ
155th
√2
498th
𝑒
297th
2,023rd