12 Days of Christmas
626481
417
24 Game
335
99 Bottles of Beer
812645
518
Abundant Numbers
712
832818
752
Abundant Numbers (Long)
824
Arabic to Roman
661550
521
Arithmetic Numbers
746
Arrows
755
596
Ascending Primes
454
ASCII Table
593
Billiards
481
brainfuck
460
374
Card Number Validation
595
Catalan Numbers
955
973
Catalan’s Constant
548
452
Christmas Trees
847
708
Collatz
754
CSS Colors
104
100
Cubes
767658
553
Day of Week
628
DFA Simulator
388
Diamonds
603701
717697
548488
Divisors
884871
933
Emirp Numbers
502
600
Emirp Numbers (Long)
680
Emojify
442459
377
Evil Numbers
719
835
Evil Numbers (Long)
815
Factorial Factorisation
546
Farey Sequence
518
Fibonacci
826
948981
960
Fizz Buzz
801
956989
914891
Foo Fizz Buzz Bar
800
783
Forsyth–Edwards Notation
564
Fractions
665
584
Gijswijt’s Sequence
487
Happy Numbers
580652686
554
Happy Numbers (Long)
821
714
Hexdump
486
Intersection
741
588
Inventory Sequence
757
ISBN
859
620
Jacobi Symbol
467
Kaprekar Numbers
274
Kolakoski Constant
63068
417
Kolakoski Sequence
673695
781
Leap Years
892
901
Levenshtein Distance
718
450
Leyland Numbers
711
728
ln 2
884
Look and Say
761
563
Lucky Numbers
597
692
Lucky Tickets
654480
418
Mahjong
281
Maze
247
Medal Tally
510
Morse Decoder
358299
271
Morse Encoder
410377
327
Musical Chords
252
N Queens
474
Niven Numbers
972
959
Niven Numbers (Long)
840
Number Spiral
470
400
Odious Numbers
732
833
Odious Numbers (Long)
830
Ordinal Numbers
783935
706
PalindromemordnilaP
683
Pangram Grep
736
617
825
Partition Numbers
515
Pascal’s Triangle
828
799
Pernicious Numbers
573
710577
752
Pernicious Numbers (Long)
583
Poker
394
Polyominoes
133
Prime Numbers
859777
892
Prime Numbers (Long)
951
Proximity Grid
398
Quine
64967861479
934866654
946
Recamán
763
905865
768
Repeating Decimals
381
Reverse Polish Notation
471
Rijndael S-box
174
Rock-paper-scissors-Spock-lizard
724578
567
Roman to Arabic
627609
524
ROT13
792
Rule 110
709
526
Set
619
Seven Segment
540
447
SI Units
229
Sierpiński Triangle
509
601
Smith Numbers
444
Spelling Numbers
670549
324
Star Wars Opening Crawl
596425
349
Sudoku
498
395
Sudoku (Fill-in)
424
Tic-tac-toe
482
Time Distance
545
462
Tongue-twisters
456447
376
Transpose Sentence
580
United States
406
356
Vampire Numbers
575572
566
Van Eck Sequence
778818
882
Zeckendorf Representation
547
Zodiac Signs
494
γ
387
λ
333
273
π
694
521
τ
653
508
φ
794
682
√2
895
977
𝑒
674
975