12 Days of Christmas
1481447762579510129681749610361119141103571214912811862770648510217690201057512274745975117
141184119848712197167
24 Game
213
99 Bottles of Beer
629
Abundant Numbers
393
Abundant Numbers (Long)
844411
Alphabetic Numbers
26
Arabic to Roman
442
Arithmetic Numbers
611
Arrows
609
Ascending Primes
117
ASCII Table
537
Billiards
395
brainfuck
533
Calendar
474
Card Number Validation
540
Catalan Numbers
17
627
Catalan’s Constant
298
Christmas Trees
812
Collatz
868
Continued Fractions
678
CSS Colors
273
102
53
Cubes
470
Day of Week
676
DFA Simulator
357
Diamonds
58
525
40
120
Divisors
754
Emirp Numbers
503
Emirp Numbers (Long)
602
Emojify
474
240
266
Evil Numbers
578
Evil Numbers (Long)
590
Factorial Factorisation
135
617
194
528
160
Farey Sequence
308
Fibonacci
644470
672
699
527806
934557
665
639
787547
737
Fizz Buzz
38
952
Foo Fizz Buzz Bar
870
Forsyth–Edwards Notation
670
Fractions
681
Game of Life
346
Gijswijt’s Sequence
656
50
Gray Code Decoder
680
Gray Code Encoder
846
Happy Numbers
334
510
Happy Numbers (Long)
604
Hexdump
593
Hilbert Curve
54
Intersection
605
Inventory Sequence
478
ISBN
662
Jacobi Symbol
610
Kaprekar Numbers
113
Kolakoski Constant
341
121
Kolakoski Sequence
334
Leap Years
848
Levenshtein Distance
419
Leyland Numbers
688
ln 2
682
Look and Say
854
Lucky Numbers
22
12
Lucky Tickets
399
Mahjong
161
120
Mandelbrot
156
Maze
250
Medal Tally
408
Minesweeper
331
Morse Decoder
222
Morse Encoder
442
Multitap Input
637
Musical Chords
142
N Queens
65
Niven Numbers
664
Niven Numbers (Long)
776
Number Spiral
243
516
315
Odious Numbers
626
Odious Numbers (Long)
637
Ordinal Numbers
623
PalindromemordnilaP
391
Pangram Grep
248143
439349
240
219
502
563
203368
124
Partition Numbers
75
Pascal’s Triangle
606
823
Pernicious Numbers
370
Pernicious Numbers (Long)
485
Poker
125
346
Polyominoes
190
Prime Numbers
592
Prime Numbers (Long)
567
Proximity Grid
350
QR Decoder
313
Quine
864
945
Recamán
726
Repeating Decimals
487
Reverse Polish Notation
548
Reversi
306
Rijndael S-box
128
Rock-paper-scissors-Spock-lizard
429
Roman to Arabic
321
ROT13
737
Rule 110
419
Scrambled Sort
470
Set
362
Seven Segment
651
SI Units
475
Sierpiński Triangle
299
Smith Numbers
471
Spelling Numbers
476
Star Wars GPT
572
Star Wars Opening Crawl
498
Sudoku
196
Sudoku (Fill-in)
112
Taxicab Numbers
14
Ten-pin Bowling
184
Tic-tac-toe
344
Time Distance
567
Tongue-twisters
581
Topological Sort
130
Tower of Hanoi
12
14
Transpose Sentence
410
577
466
Trinomial Triangle
367
Ulam Sequence
50
United States
334
Vampire Numbers
349
Van Eck Sequence
452
Zeckendorf Representation
527
Zodiac Signs
160
γ
116
λ
207
92
187
π
421
τ
387
φ
561
720
√2
554
𝑒
457
65