12 Days of Christmas
531
24 Game
415
99 Bottles of Beer
535
752
Abundant Numbers
740
Abundant Numbers (Long)
800
Arabic to Roman
254
303
Arithmetic Numbers
805
Arrows
199
323
302
301
269
Ascending Primes
366
ASCII Table
634
Billiards
272
brainfuck
452
Card Number Validation
579
Catalan Numbers
392
Catalan’s Constant
124
Christmas Trees
489
Collatz
852
CSS Colors
165
296
Cubes
446
Day of Week
245
DFA Simulator
407
Diamonds
58
363
40
Divisors
769
Emirp Numbers
313
Emirp Numbers (Long)
476
Emojify
169
Evil Numbers
803021631423281704054514603681813049927037533038228532616275489137337
792587593482441203471705131431043567040738429891114458669620674
425
Evil Numbers (Long)
763
Factorial Factorisation
103
121
Farey Sequence
178
Fibonacci
676
Fizz Buzz
963594
Foo Fizz Buzz Bar
824
Forsyth–Edwards Notation
481
Fractions
596
Game of Life
194
171
Gijswijt’s Sequence
362
Happy Numbers
444
509
321
Happy Numbers (Long)
718
Hexdump
356
Hilbert Curve
87
Intersection
616
Inventory Sequence
444
ISBN
387
655
Jacobi Symbol
565
Kaprekar Numbers
582
Kolakoski Constant
386
Kolakoski Sequence
391
Leap Years
797
Levenshtein Distance
490
191
543158
Leyland Numbers
483
ln 2
511
Look and Say
483
37
Lucky Numbers
19
430
Lucky Tickets
519
Mandelbrot
595
Maze
256
Medal Tally
482
Minesweeper
483
Morse Decoder
402
Morse Encoder
391
Musical Chords
11298
113
N Queens
98
Niven Numbers
895
Niven Numbers (Long)
794
Number Spiral
403
Odious Numbers
791
Odious Numbers (Long)
793
Ordinal Numbers
713
Pangram Grep
322
520
679337
260
376
346
40100193
354
Partition Numbers
110
Pascal’s Triangle
273
102
Pernicious Numbers
418
Pernicious Numbers (Long)
392
Poker
319
Polyominoes
40
Prime Numbers
679
Prime Numbers (Long)
710
Proximity Grid
363
Quine
730
938
890
Recamán
587
Repeating Decimals
360
Reverse Polish Notation
492
Rijndael S-box
167
177
Rock-paper-scissors-Spock-lizard
351
Roman to Arabic
177
183
296
89
ROT13
519
Rule 110
288
Scrambled Sort
379
213
308
74
Seven Segment
333
288
SI Units
507
183
Sierpiński Triangle
157
Smith Numbers
526
Spelling Numbers
430
Ten-pin Bowling
301
Tic-tac-toe
334
Time Distance
662
Tongue-twisters
426
Tower of Hanoi
671
598
568
288517246
539
529
410
571
Transpose Sentence
616
Trinomial Triangle
42
United States
223
180
Vampire Numbers
114
Van Eck Sequence
386
Zeckendorf Representation
320
Zodiac Signs
56
88
61
γ
172
λ
134
163
160
199
π
260
τ
251
φ
565
√2
694
𝑒
400
65