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
736
Arithmetic Numbers
882
Arrows
253
785
401
436
313
Ascending Primes
653
ASCII Table
721
Billiards
673
Calendar
728
Card Number Validation
479
602
Catalan Numbers
881
Catalan’s Constant
463
Christmas Trees
594
731
Collatz
48558778912667932761541768478505930622782753561
750743507648657769
729
789410731967711
608470818869755
796583656734655671793416
590800572
907
667737437632
Connect Four
425
578
268
504
Continued Fractions
942
CSS Colors
101
189110
146
154
Cubes
729
Day of Week
930
Diamonds
406
642
577
276
Divisors
898
Emirp Numbers
391422
518
Emirp Numbers (Long)
715
820
Emojify
506
Evil Numbers
576562
817
432
Evil Numbers (Long)
836
Factorial Factorisation
395
861
Farey Sequence
741
Fibonacci
841
966
708
Fizz Buzz
1,000
Foo Fizz Buzz Bar
992
Fractions
865
Game of Life
228
643
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
417
524
833
609
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
602
Lucky Tickets
742
Mahjong
142
571
Mandelbrot
722
Medal Tally
661
Minesweeper
368318
46
676
Morse Decoder
544
Morse Encoder
598
Multitap Input
731
Musical Chords
161
164
150
471
Niven Numbers
970
Niven Numbers (Long)
698
806
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
Prime Numbers (Long)
429
922
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
344
460
407
ROT13
701
256
Rule 110
516
Scrambled Sort
329
264
724
300
Set
540
701
Seven Segment
625
Sierpiński Triangle
712
Smith Numbers
819
Spelling Numbers
636
Star Wars GPT
437
786
Sudoku
721
Sudoku (Fill-in)
401
Taxicab Numbers
648
Ten-pin Bowling
507
162
Tic-tac-toe
747
Time Distance
820
Tongue-twisters
485
Tower of Hanoi
549856
269
621367595
633
653333
560
520
Transpose Sentence
657
366
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