12 Days of Christmas
131st
91st
915th
24 Game
123rd
99 Bottles of Beer
7th
996th
Abundant Numbers
178th
91st
854th
Abundant Numbers (Long)
10th
Arabic to Roman
327th
Arithmetic Numbers
417th
Arrows
185th
Ascending Primes
210th
ASCII Table
102nd
45th
Billiards
97th
brainfuck
96th
329th
Card Number Validation
190th
Catalan Numbers
410th
Catalan’s Constant
19th
17th
161st
Christmas Trees
809th
Collatz
695th
CSS Colors
272nd
Cubes
372nd
Day of Week
311th
DFA Simulator
117th
Diamonds
69th
576th
109th
Divisors
9th
1,460th
Emirp Numbers
733rd
Emirp Numbers (Long)
316th
Emojify
5th
280th
Evil Numbers
1,045th
41st
Evil Numbers (Long)
512th
Factorial Factorisation
14th
11th
Farey Sequence
209th
Fibonacci
503rd
276th42nd
24th65th
31st
44th
1,972nd
31st
37th
Fizz Buzz
2,784th
347th
Foo Fizz Buzz Bar
759th
Forsyth–Edwards Notation
171st
Fractions
527th
Game of Life
30th
182nd
Gijswijt’s Sequence
148th
Happy Numbers
106th64th43rd
28th
21st24th24th24th
87th37th75th
22nd57th212th
39th19th20th19th50th48th59th25th609th21st53rd
103rd54th
30th25th28th20th19th24th20th26th
Happy Numbers (Long)
371st
Hexdump
178th
Intersection
54th
357th
Inventory Sequence
230th
ISBN
71st
311th
Kolakoski Sequence
309th
Leap Years
1,097th
Leyland Numbers
371st
ln 2
221st
Look and Say
396th
Lucky Numbers
75th
Mandelbrot
108th
Maze
120th
Medal Tally
126th
Morse Decoder
224th
Morse Encoder
260th
Musical Chords
23rd
15th
Niven Numbers
818th
Niven Numbers (Long)
426th
Number Spiral
57th
26th
21st
21st
242nd
Odious Numbers
834th
Odious Numbers (Long)
439th
Ordinal Numbers
411th
Pangram Grep
545th
Partition Numbers
122nd
Pascal’s Triangle
95th
657th
Pernicious Numbers
126th
607th
Pernicious Numbers (Long)
269th
Poker
133rd
Polyominoes
94th
Prime Numbers
18th
267th121st103rd
54th
29th
38th
32nd
126th
370th
1,143rd32nd
16th
113th
Prime Numbers (Long)
461st
Proximity Grid
114th
Quine
70th
Recamán
423rd
Rijndael S-box
9th
54th
142nd
Rock-paper-scissors-Spock-lizard
250th
Roman to Arabic
314th
ROT13
46th
Rule 110
290th
Set
81st
Seven Segment
76th
280th
Sierpiński Triangle
380th
Smith Numbers
246th
Sudoku
146th
Sudoku (Fill-in)
115th
Tic-tac-toe
151st
Transpose Sentence
182nd
United States
336th
Van Eck Sequence
18th20th16th15th23rd
16th
23rd
17th10th
28th
27th28th
Zeckendorf Representation
135th
Zodiac Signs
126th
γ
91st
λ
46th
53rd
56th
𝑒
16th
48th
53rd
393rd33rd