12 Days of Christmas
8th
143rd
103rd
997th
24 Game
148th
99 Bottles of Beer
6th
1,068th
Abundant Numbers
192nd
104th
888th
Abundant Numbers (Long)
12th
Arabic to Roman
348th
Arithmetic Numbers
471st
Arrows
239th
Ascending Primes
243rd
ASCII Table
114th
49th
Billiards
121st
brainfuck
103rd
357th
Card Number Validation
223rd
Catalan Numbers
8th
442nd
Catalan’s Constant
6th
22nd
17th
168th
Christmas Trees
859th
Collatz
20th
769th
CSS Colors
297th
Cubes
401st
Day of Week
340th
DFA Simulator
142nd
Diamonds
79th
605th
127th
Divisors
9th
1,511th
Emirp Numbers
759th
Emirp Numbers (Long)
346th
Emojify
5th
314th
Evil Numbers
1,089th
51st
Evil Numbers (Long)
561st
Factorial Factorisation
19th
13th
Farey Sequence
242nd
Fibonacci
550th
299th48th
34th73rd
35th
56th
2,073rd
43rd
43rd
Fizz Buzz
2,877th
360th
Foo Fizz Buzz Bar
811th
Forsyth–Edwards Notation
193rd
Fractions
565th
Game of Life
41st
204th
Gijswijt’s Sequence
173rd
Happy Numbers
112th72nd47th
29th
21st25th20th25th
96th42nd77th
22nd62nd220th
40th21st22nd20th54th48th63rd26th634th21st54th
109th59th
31st26th28th21st20th25th21st27th
Happy Numbers (Long)
406th
Hexdump
201st
Intersection
65th
409th
Inventory Sequence
263rd
ISBN
77th
340th
Kolakoski Sequence
335th
Leap Years
1,148th
Leyland Numbers
402nd
ln 2
252nd
Look and Say
431st
Lucky Numbers
89th
Mandelbrot
142nd
Maze
144th
Medal Tally
146th
Morse Decoder
247th
Morse Encoder
281st
Musical Chords
22nd
20th
Niven Numbers
856th
Niven Numbers (Long)
460th
Number Spiral
62nd
29th
23rd
21st
269th
Odious Numbers
869th
Odious Numbers (Long)
472nd
Ordinal Numbers
440th
Pangram Grep
576th
Partition Numbers
153rd
Pascal’s Triangle
107th
692nd
Pernicious Numbers
139th
641st
Pernicious Numbers (Long)
294th
Poker
152nd
Polyominoes
114th
Prime Numbers
20th
289th135th115th
60th
33rd
41st
33rd
134th
388th
1,197th37th
20th
124th
Prime Numbers (Long)
493rd
Proximity Grid
131st
Quine
86th
Recamán
450th
Rijndael S-box
9th25th
64th
167th
Rock-paper-scissors-Spock-lizard
272nd
Roman to Arabic
339th
ROT13
64th
Rule 110
313th
Set
99th
Seven Segment
82nd
299th
Sierpiński Triangle
409th
Smith Numbers
267th
Sudoku
162nd
Sudoku (Fill-in)
130th
Tic-tac-toe
185th
Tongue-twisters
17th
Transpose Sentence
211th
United States
358th
Vampire Numbers
10th
Van Eck Sequence
12th20th22nd18th15th24th
19th
26th
18th10th
30th
29th32nd
Zeckendorf Representation
157th
Zodiac Signs
147th
γ
11th
99th
λ
12th
52nd
57th
61st
π
15th
τ
12th
φ
11th
√2
11th
𝑒
14th
17th
52nd
55th
427th43rd