12 Days of Christmas
653488
420
24 Game
32
99 Bottles of Beer
855656
522
Abundant Numbers
740
883842
766
Abundant Numbers (Long)
846
Arabic to Roman
719570
533
Arithmetic Numbers
765
Arrows
787
612
Ascending Primes
472
ASCII Table
605
Billiards
505
brainfuck
478
385
Card Number Validation
620
Catalan Numbers
1,000
1,000
Catalan’s Constant
604
473
Christmas Trees
875
720
Collatz
770
CSS Colors
109
104
Cubes
834683
561
Day of Week
654
DFA Simulator
401
Diamonds
638742
778728
560505
Divisors
935891
947
Emirp Numbers
518
611
Emirp Numbers (Long)
700
Emojify
476475
383
Evil Numbers
740
851
Evil Numbers (Long)
837
Factorial Factorisation
562
Farey Sequence
537
Fibonacci
849
9891,000
973
Fizz Buzz
818
9841,000
933898
Foo Fizz Buzz Bar
823
795
Fractions
700
602
Gijswijt’s Sequence
504
Happy Numbers
616704708
565
Happy Numbers (Long)
861
735
Hexdump
500
Intersection
782
608
Inventory Sequence
785
ISBN
902
640
Jacobi Symbol
486
Kaprekar Numbers
284
Kolakoski Constant
69871
432
Kolakoski Sequence
743731
825
Leap Years
911
915
Levenshtein Distance
761
464
Leyland Numbers
745
747
ln 2
912
Look and Say
789
577
Lucky Numbers
642
712
Lucky Tickets
746518
438
Mahjong
291
Maze
257
Medal Tally
526
Morse Decoder
390309
276
Morse Encoder
448391
333
Musical Chords
262
N Queens
490
Niven Numbers
1,000
978
Niven Numbers (Long)
862
Number Spiral
500
414
Odious Numbers
755
851
Odious Numbers (Long)
854
Ordinal Numbers
855971
725
PalindromemordnilaP
714
Pangram Grep
766
703
847
Pascal’s Triangle
888
820
Pernicious Numbers
603
772596
769
Pernicious Numbers (Long)
600
Poker
406
Polyominoes
135
Prime Numbers
912800
909
Prime Numbers (Long)
978
Proximity Grid
416
Quine
641,000923500
1,000893692
969
Recamán
807
992895
786
Repeating Decimals
394
Reverse Polish Notation
497
Rijndael S-box
177
Rock-paper-scissors-Spock-lizard
794596
576
Roman to Arabic
690637
540
ROT13
831
Rule 110
737
536
Seven Segment
563
458
SI Units
229
Sierpiński Triangle
522
614
Smith Numbers
458
Spelling Numbers
746583
335
Star Wars Opening Crawl
679449
359
Sudoku
562
404
Sudoku (Fill-in)
482
Time Distance
569
472
Tongue-twisters
478455
383
Transpose Sentence
611
United States
420
377
Vampire Numbers
635602
582
Van Eck Sequence
865860
914
Zeckendorf Representation
570
Zodiac Signs
516
γ
398
λ
364
280
π
744
532
τ
715
523
φ
871
703
√2
968
1,000
𝑒
734
1,000