12 Days of Christmas
447
604
24 Game
462
523
99 Bottles of Beer
703
Abundant Numbers
772
631
Abundant Numbers (Long)
843
692
Alphabetic Numbers
695
Arabic to Roman
682
Arithmetic Numbers
805
Arrows
231
727
369
397
284
Ascending Primes
593
ASCII Table
670
Billiards
592
Calendar
642
Card Number Validation
436
539
Catalan Numbers
799
Catalan’s Constant
424
Christmas Trees
557
681
Collatz
44652871710640877720490694419471832569706687507
671665453578573704
656
789382661909685
568445738800683
704539611688592655720386
557749511
828
588663393575
Connect Four
380
511
260
437
Continued Fractions
813
CSS Colors
90
170105
132
137
Cubes
677
Day of Week
856
Diamonds
380
592
523
264
Divisors
847
Emirp Numbers
367390
484
Emirp Numbers (Long)
654
745
Emojify
470
Evil Numbers
545528
769
400
Evil Numbers (Long)
774
Factorial Factorisation
367
785
Farey Sequence
677
Fibonacci
806
928
660
Fizz Buzz
974
Foo Fizz Buzz Bar
944
Fractions
796
Game of Life
211
577
Gray Code Decoder
725
Gray Code Encoder
834
Happy Numbers
499502
595
586
Happy Numbers (Long)
828
Hexdump
632
Hilbert Curve
87
Intersection
744
Inventory Sequence
644
ISBN
356
376
473
759
551
Jacobi Symbol
719
Kaprekar Numbers
667
Kolakoski Constant
578
Kolakoski Sequence
597
Leap Years
820
Levenshtein Distance
685
517193
621
Leyland Numbers
776
ln 2
577
Look and Say
616
235
Lucky Numbers
516
541
Lucky Tickets
653
Mahjong
130
499
Mandelbrot
656
Medal Tally
577
Minesweeper
324270
41
588
Morse Decoder
503
Morse Encoder
547
Multitap Input
625
Musical Chords
149
149
134
418
Niven Numbers
908
Niven Numbers (Long)
650
742
Number Spiral
312
245
Odious Numbers
802
Odious Numbers (Long)
804
Ordinal Numbers
756
PalindromemordnilaP
617
Pangram Grep
436
490360
338
200
701
314
421
584418
Partition Numbers
728
Pascal’s Triangle
774
724
Pernicious Numbers
518484
731
Pernicious Numbers (Long)
834
Poker
598
612
Polyominoes
277
Prime Numbers
823
Prime Numbers (Long)
386
858
Quine
938
945
Recamán
709
Repeating Decimals
566
Reverse Polish Notation
711
Rijndael S-box
167101
177
Rock-paper-scissors-Spock-lizard
433585
Roman to Arabic
250
312
419
367
ROT13
628
238
Rule 110
469
Scrambled Sort
292
235
617
265
Set
483
611
Seven Segment
570
Sierpiński Triangle
654
Smith Numbers
751
Spelling Numbers
578
Star Wars GPT
388
670
Sudoku
643
Sudoku (Fill-in)
358
Taxicab Numbers
567
Ten-pin Bowling
461
145
Tic-tac-toe
666
Time Distance
741
Tongue-twisters
469
Tower of Hanoi
518783
244
570358557
584
605313
540
468
Transpose Sentence
573
323
Trinomial Triangle
592
United States
704
242
Vampire Numbers
434
613
Van Eck Sequence
644
Zeckendorf Representation
661
Zodiac Signs
299
608
350
469
γ
172
λ
307
319
479
281
π
552
257
τ
567
φ
851
√2
929
𝑒
740
65