12 Days of Christmas
461
626
24 Game
502
579
99 Bottles of Beer
736
Abundant Numbers
817
645
Abundant Numbers (Long)
903
714
Alphabetic Numbers
794
Arabic to Roman
739
Arithmetic Numbers
882
Arrows
247
785
401
436
313
Ascending Primes
653
ASCII Table
721
Billiards
670
Calendar
728
Card Number Validation
479
602
Catalan Numbers
881
Catalan’s Constant
463
Christmas Trees
594
731
Collatz
636
48558778912667932761541768478505910622755753561
750743507648657769489729
789410731989711
608470818869755
796583656734655671793416
590800572
907
667737437632
Connect Four
395
583
268
504
Continued Fractions
942
CSS Colors
101
189110
146
154
Cubes
709
Day of Week
930
Diamonds
406
731
577
276
Divisors
908
Emirp Numbers
391422
581
Emirp Numbers (Long)
715
919
Emojify
506
Evil Numbers
576562
817
432
Evil Numbers (Long)
836
Factorial Factorisation
395
861
Farey Sequence
741
Fibonacci
829
966
720
708
Fizz Buzz
1,000
541
Foo Fizz Buzz Bar
992
Fractions
865
Game of Life
228
670
Gray Code Decoder
830
Gray Code Encoder
945
Happy Numbers
533544
634
631
Happy Numbers (Long)
910
Hexdump
700
Hilbert Curve
95
Intersection
828
Inventory Sequence
717
ISBN
392
410
524
833
596
Jacobi Symbol
798
Kaprekar Numbers
741
Kolakoski Constant
637
Kolakoski Sequence
652
Leap Years
859
Levenshtein Distance
765
574212
693
Leyland Numbers
859
ln 2
638
Look and Say
677
254
Lucky Numbers
556
606
Lucky Tickets
742
Mahjong
142
571
Mandelbrot
722
Medal Tally
661
Minesweeper
368318
46
676
Morse Decoder
544
Morse Encoder
636
Multitap Input
746
Musical Chords
161
161
150
471
Nim
663
Niven Numbers
970
846
Niven Numbers (Long)
698
806
595
Number Spiral
345
272
Odious Numbers
857
Odious Numbers (Long)
873
Ordinal Numbers
818
PalindromemordnilaP
703
Pangram Grep
495
543390
380
218
764
350
448
667473
Partition Numbers
810
Pascal’s Triangle
847
776
Pernicious Numbers
556523
789
Pernicious Numbers (Long)
913
Poker
648
681
Polyominoes
312
Prime Numbers
868
494
Prime Numbers (Long)
429
922
530
Quine
1,000
969
Recamán
775
Repeating Decimals
633
Reverse Polish Notation
809
Rijndael S-box
176105
192
Rock-paper-scissors-Spock-lizard
468636
Roman to Arabic
269
337
474
407
ROT13
701
256
Rule 110
543
Scrambled Sort
329
257
687
300
Set
540
701
Seven Segment
625
Sierpiński Triangle
712
Smith Numbers
819
Spelling Numbers
521
Star Wars GPT
420
786
Sudoku
721
Sudoku (Fill-in)
404
Taxicab Numbers
648
Ten-pin Bowling
513
158
Tic-tac-toe
747
Time Distance
820
Tongue-twisters
480
Tower of Hanoi
549856
269
621367595
633
653333
560
520
Transpose Sentence
673
352
Trinomial Triangle
671
United States
761
263
Vampire Numbers
478
674
Van Eck Sequence
712
Zeckendorf Representation
749
Zodiac Signs
331
682
364
529
γ
190
λ
326
338
518
305
π
588
281
τ
618
φ
926
√2
1,000
𝑒
805
69