12 Days of Christmas
758
893
24 Game
650
725
99 Bottles of Beer
714
Abundant Numbers
772
657
Abundant Numbers (Long)
853
768
Alphabetic Numbers
707
Arabic to Roman
682
Arithmetic Numbers
805
Arrows
284
566
329
337
262
Ascending Primes
592
ASCII Table
671
Billiards
588
Calendar
646
Card Number Validation
437
540
Catalan Numbers
799
Catalan’s Constant
426
Christmas Trees
556
681
Collatz
555377
44752971810650877720526721420507817570691688580
671665453578573712554658
789382661929685
561445738802683
704539611688600724720425
592749511
828
588663448575
Connect Four
354
521
347
489
Continued Fractions
815
CSS Colors
167
315223
233
240
Cubes
668
Day of Week
856
Diamonds
380
673
523
296
Divisors
857
Emirp Numbers
542530
748
Emirp Numbers (Long)
659
841
Emojify
408
Evil Numbers
555528
782
401
Evil Numbers (Long)
785
Factorial Factorisation
368
779
Farey Sequence
677
Fibonacci
795
928
709
660
Fizz Buzz
973
586
Foo Fizz Buzz Bar
943
Fractions
796
Game of Life
282
609
Gray Code Decoder
727
Gray Code Encoder
838
Happy Numbers
679628
712
743
Happy Numbers (Long)
836
Hexdump
634
Hilbert Curve
38
Intersection
745
Inventory Sequence
646
ISBN
357
370
474
766
542
Jacobi Symbol
721
Kaprekar Numbers
668
Kolakoski Constant
576
Kolakoski Sequence
603
Leap Years
811
Levenshtein Distance
683
514258
646
Leyland Numbers
776
ln 2
585
Look and Say
617
235
Lucky Numbers
516
546
Lucky Tickets
653
Mahjong
126
492
Mandelbrot
658
Medal Tally
547
Minesweeper
324269
41
589
Morse Decoder
548
Morse Encoder
639
Multitap Input
634
Musical Chords
145
142
131
417
Nim
575
Niven Numbers
908
826
Niven Numbers (Long)
658
782
576
Number Spiral
312
246
Odious Numbers
802
Odious Numbers (Long)
804
Ordinal Numbers
754
PalindromemordnilaP
617
Pangram Grep
437
490377
338
200
701
314
421
584419
Partition Numbers
727
Pascal’s Triangle
775
725
Pernicious Numbers
518487
732
Pernicious Numbers (Long)
861
Poker
611
626
Polyominoes
275
Prime Numbers
872
484
Prime Numbers (Long)
396
858
515
Quine
938
945
Recamán
710
Repeating Decimals
567
Reverse Polish Notation
712
Rijndael S-box
167116
176
Rock-paper-scissors-Spock-lizard
436564
Roman to Arabic
260
317
436
369
ROT13
629
238
Rule 110
507
Scrambled Sort
292
229
590
297
Set
484
611
Seven Segment
619
Sierpiński Triangle
651
Smith Numbers
748
Spelling Numbers
481
Star Wars GPT
374
670
Sudoku
543
Sudoku (Fill-in)
308
Taxicab Numbers
571
Ten-pin Bowling
456
139
Tic-tac-toe
666
Time Distance
767
Tongue-twisters
742
Tower of Hanoi
537782
244
571357556
583
605312
550
467
Transpose Sentence
587
310
Trinomial Triangle
592
United States
740
243
Vampire Numbers
431
607
Van Eck Sequence
652
Zeckendorf Representation
661
Zodiac Signs
395
617
468
440
γ
171
λ
387
358
578
357
π
553
257
τ
569
φ
852
√2
929
𝑒
742
67