12 Days of Christmas
306
640
657
645
24 Game
21
99 Bottles of Beer
204
348
Abundant Numbers
571
646
612
Abundant Numbers (Long)
106
Arabic to Roman
524
Arithmetic Numbers
458
Arrows
420
Ascending Primes
217
ASCII Table
545
582
Billiards
253
brainfuck
203
390
Card Number Validation
437
Catalan Numbers
27
14
Catalan’s Constant
86
474
96
70
Christmas Trees
101
Collatz
13
641
CSS Colors
170
Cubes
33
Day of Week
207
DFA Simulator
215
Diamonds
55
55
30
Divisors
46
308
Emirp Numbers
372
Emirp Numbers (Long)
52
Emojify
171
294
Evil Numbers
595
500
Evil Numbers (Long)
588
Factorial Factorisation
104
186
Farey Sequence
12
Fibonacci
471
480174
7258
186
254
338
96
228
Fizz Buzz
395
342
531
Foo Fizz Buzz Bar
502
Forsyth–Edwards Notation
382
Fractions
337
Game of Life
95
250
Gijswijt’s Sequence
25
Happy Numbers
446461479
130
428421389297
488181338
359542411
46039253216313343595390416395114
143507
592194457485514322400346420
Happy Numbers (Long)
100
Hexdump
285
Intersection
288
282
Inventory Sequence
14
ISBN
350
617
Kolakoski Sequence
25
Leap Years
48
Leyland Numbers
71
ln 2
51
Look and Say
55
Lucky Numbers
19
Mandelbrot
10
Maze
21
Medal Tally
389
Morse Decoder
105
Morse Encoder
115
Musical Chords
47
49
Niven Numbers
555
Niven Numbers (Long)
611
Number Spiral
272
319
220
325
243
Odious Numbers
544
Odious Numbers (Long)
539
Ordinal Numbers
506
Pangram Grep
599
Partition Numbers
78
Pascal’s Triangle
102
273
Pernicious Numbers
267
275
Pernicious Numbers (Long)
351
Poker
110
Polyominoes
28
Prime Numbers
454
372505489
337
419
303
112
287
466
381248
205
486
Prime Numbers (Long)
542
Proximity Grid
86
Quine
946
Recamán
52
Rijndael S-box
20166
169
154
Rock-paper-scissors-Spock-lizard
496
Roman to Arabic
247
ROT13
297
Rule 110
4
Set
786
Seven Segment
69
499
Sierpiński Triangle
99
Smith Numbers
45
Sudoku
61
Sudoku (Fill-in)
33
Tic-tac-toe
234
Tongue-twisters
415
Transpose Sentence
500
United States
121
Vampire Numbers
119
Van Eck Sequence
16115644
14
4
57
3
32
Zeckendorf Representation
525
Zodiac Signs
193
γ
113
75
λ
187
202
221
187
π
50
τ
51
φ
53
√2
53
𝑒
42
95
119
62
4672