12 Days of Christmas
531
24 Game
418
99 Bottles of Beer
535
751
Abundant Numbers
744
Abundant Numbers (Long)
802
Arabic to Roman
267
303
Arithmetic Numbers
817
Arrows
197
323
300
300
287
Ascending Primes
370
ASCII Table
634
Billiards
272
brainfuck
451
Card Number Validation
586
Catalan Numbers
395
Catalan’s Constant
164
Christmas Trees
492
Collatz
857
CSS Colors
164
296
Cubes
447
Day of Week
244
DFA Simulator
408
Diamonds
59
366
41
Divisors
776
Emirp Numbers
316
Emirp Numbers (Long)
481
Emojify
173
Evil Numbers
8230516414333217040645346137018130710027337733338628832916376491139338
802617613492461223491725141431053587041038530192115459669623676
429
Evil Numbers (Long)
767
Factorial Factorisation
104
122
Farey Sequence
177
Fibonacci
678
Fizz Buzz
965595
Foo Fizz Buzz Bar
825
Forsyth–Edwards Notation
488
Fractions
599
Game of Life
197
173
Gijswijt’s Sequence
368
Happy Numbers
447
514
323
Happy Numbers (Long)
725
Hexdump
357
Hilbert Curve
88
Intersection
629
Inventory Sequence
456
ISBN
397
666
Jacobi Symbol
563
Kaprekar Numbers
607
Kolakoski Constant
387
Kolakoski Sequence
391
Leap Years
826
Levenshtein Distance
492
192
559158
Leyland Numbers
488
ln 2
515
Look and Say
488
38
Lucky Numbers
19
435
Lucky Tickets
523
Mandelbrot
593
Maze
255
Medal Tally
491
Minesweeper
489
Morse Decoder
415
Morse Encoder
394
Musical Chords
11399
114
N Queens
98
Niven Numbers
903
Niven Numbers (Long)
804
Number Spiral
405
Odious Numbers
795
Odious Numbers (Long)
799
Ordinal Numbers
713
Pangram Grep
326
525
685340
263
379
344
42101196
359
Partition Numbers
111
Pascal’s Triangle
275
102
Pernicious Numbers
421
Pernicious Numbers (Long)
405
Poker
320
Polyominoes
40
Prime Numbers
680
Prime Numbers (Long)
712
Proximity Grid
374
Quine
729
936
888
Recamán
594
Repeating Decimals
360
Reverse Polish Notation
491
Rijndael S-box
172
183
Rock-paper-scissors-Spock-lizard
350
Roman to Arabic
179
185
299
89
ROT13
518
Rule 110
292
Scrambled Sort
383
215
310
78
Seven Segment
346
291
SI Units
507
190
Sierpiński Triangle
161
Smith Numbers
528
Spelling Numbers
454
Ten-pin Bowling
301
Tic-tac-toe
336
Time Distance
661
Tongue-twisters
426
Tower of Hanoi
680
600
571
293515252
541
540
413
573
Transpose Sentence
624
Trinomial Triangle
44
United States
224
180
Vampire Numbers
114
Van Eck Sequence
388
Zeckendorf Representation
324
Zodiac Signs
56
88
61
γ
172
λ
134
167
160
208
π
276
τ
258
φ
567
√2
703
𝑒
410
66