12 Days of Christmas
365
387
297
24 Game
14
99 Bottles of Beer
199
199
Abundant Numbers
533
598
587
Abundant Numbers (Long)
106
Arabic to Roman
374
Arithmetic Numbers
390
Arrows
466
Ascending Primes
189
ASCII Table
532
572
Billiards
172
brainfuck
202
247
Card Number Validation
354
Catalan Numbers
14
Catalan’s Constant
188
95
59
Christmas Trees
87
Collatz
537
CSS Colors
75
Cubes
32
Day of Week
166
DFA Simulator
146
Diamonds
55
46
26
Divisors
44
292
Emirp Numbers
302
Emirp Numbers (Long)
44
Emojify
142
264
Evil Numbers
595
501
Evil Numbers (Long)
588
Factorial Factorisation
104
186
Farey Sequence
11
Fibonacci
461
480169
7258
186
254
338
96
228
Fizz Buzz
360
341
529
Foo Fizz Buzz Bar
399
Forsyth–Edwards Notation
297
Fractions
287
Game of Life
72
189
Gijswijt’s Sequence
21
Happy Numbers
329339382
117
344329333206
408160287
262461338
3472924471351053156333032334694
89392
522167279453512239398253325
Happy Numbers (Long)
84
Hexdump
192
Intersection
286
207
Inventory Sequence
14
ISBN
348
482
Kolakoski Sequence
25
Leap Years
48
Leyland Numbers
60
ln 2
50
Look and Say
45
Lucky Numbers
19
Mandelbrot
22
Maze
15
Medal Tally
286
Morse Decoder
126
Morse Encoder
138
Musical Chords
46
48
Niven Numbers
554
Niven Numbers (Long)
609
Number Spiral
272
319
220
325
198
Odious Numbers
544
Odious Numbers (Long)
539
Ordinal Numbers
412
Pangram Grep
508
Partition Numbers
73
Pascal’s Triangle
102
253
Pernicious Numbers
262
275
Pernicious Numbers (Long)
345
Poker
58
Polyominoes
20
Prime Numbers
454
365432470
311
419
266
112
287
466
381248
205
486
Prime Numbers (Long)
542
Proximity Grid
59
Quine
946
Recamán
47
Rijndael S-box
108
171
110
Rock-paper-scissors-Spock-lizard
354
Roman to Arabic
187
ROT13
293
Rule 110
6
Set
566
Seven Segment
68
365
Sierpiński Triangle
128
Smith Numbers
33
Sudoku
35
Sudoku (Fill-in)
23
Tic-tac-toe
182
Transpose Sentence
398
United States
86
Van Eck Sequence
115644
13
4
57
3
32
Zeckendorf Representation
384
Zodiac Signs
136
γ
62
λ
157
168
163
𝑒
95
119
61
4666