12 Days of Christmas
531
24 Game
416
99 Bottles of Beer
535
752
Abundant Numbers
740
Abundant Numbers (Long)
800
Arabic to Roman
253
297
Arithmetic Numbers
806
Arrows
192
321
299
298
266
Ascending Primes
366
ASCII Table
634
Billiards
270
brainfuck
434
Card Number Validation
581
Catalan Numbers
392
Catalan’s Constant
124
Christmas Trees
489
Collatz
852
CSS Colors
165
296
Cubes
432
Day of Week
245
DFA Simulator
391
Diamonds
58
363
40
Divisors
768
Emirp Numbers
313
Emirp Numbers (Long)
477
Emojify
169
Evil Numbers
808233021631423291714054524603691813049927135733138328632616276489137337
792587593482441203471715141431043567040738429891114458669621674
425
Evil Numbers (Long)
762
Factorial Factorisation
103
121
Farey Sequence
178
Fibonacci
676
Fizz Buzz
962594
Foo Fizz Buzz Bar
822
Forsyth–Edwards Notation
481
Fractions
596
Game of Life
195
171
Gijswijt’s Sequence
358
Happy Numbers
445
509
321
Happy Numbers (Long)
718
Hexdump
356
Hilbert Curve
87
Intersection
617
Inventory Sequence
445
ISBN
387
655
Jacobi Symbol
565
Kaprekar Numbers
582
Kolakoski Constant
385
Kolakoski Sequence
388
Leap Years
797
Levenshtein Distance
489
189
540156
Leyland Numbers
482
ln 2
512
Look and Say
483
37
Lucky Numbers
19
429
Lucky Tickets
519
Mandelbrot
593
Maze
251
Medal Tally
482
Minesweeper
484
Morse Decoder
400
Morse Encoder
390
Musical Chords
11298
111
N Queens
96
Niven Numbers
895
Niven Numbers (Long)
793
Number Spiral
403
Odious Numbers
791
Odious Numbers (Long)
793
Ordinal Numbers
711
Pangram Grep
322
520
679337
260
376
346
40100193
354
Partition Numbers
109
Pascal’s Triangle
273
102
Pernicious Numbers
418
Pernicious Numbers (Long)
393
Poker
319
Polyominoes
40
Prime Numbers
679
Prime Numbers (Long)
710
Proximity Grid
359
Quine
731
938
890
Recamán
587
Repeating Decimals
360
Reverse Polish Notation
493
Rijndael S-box
167
176
Rock-paper-scissors-Spock-lizard
351
Roman to Arabic
177
179
297
89
ROT13
521
Rule 110
285
Scrambled Sort
379
208
292
74
Seven Segment
333
288
SI Units
509
183
Sierpiński Triangle
157
Smith Numbers
513
Spelling Numbers
354
Taxicab Numbers
20
Ten-pin Bowling
296
Tic-tac-toe
333
Time Distance
662
Tongue-twisters
422
Tower of Hanoi
670
597
567
288518245
538
528
395
571
Transpose Sentence
615
Trinomial Triangle
42
United States
224
180
Vampire Numbers
113
Van Eck Sequence
386
Zeckendorf Representation
320
Zodiac Signs
56
88
61
γ
171
λ
134
163
159
199
π
260
τ
252
φ
565
√2
694
𝑒
401
65