12 Days of Christmas
392
99 Bottles of Beer
397
Abundant Numbers
930718741
Abundant Numbers (Long)
920743813
Arabic to Roman
860
398
Arithmetic Numbers
597749
712
Arrows
578
Ascending Primes
363
ASCII Table
128
483
brainfuck
422332
Card Number Validation
492
Catalan Numbers
750784892
Catalan’s Constant
471
Christmas Trees
131
671625
Collatz
834795755900
CSS Colors
103
Cubes
426
Day of Week
528
Diamonds
389
Divisors
659
837705858
Emirp Numbers
479
478
Emirp Numbers (Long)
575
Emojify
450
Evil Numbers
595620785
Evil Numbers (Long)
616623769546
Factorial Factorisation
414
Farey Sequence
425
Fibonacci
490833
718770706523592753846747
Fizz Buzz
456
703692730641
Foo Fizz Buzz Bar
423
657644
Forsyth–Edwards Notation
476
Fractions
515
Game of Life
229
Gijswijt’s Sequence
378
Happy Numbers
529
Happy Numbers (Long)
659
Hexdump
378
Intersection
543
Inventory Sequence
530
ISBN
105
697
534
Jacobi Symbol
490
Kolakoski Constant
477
Kolakoski Sequence
590821
Leap Years
806912831
Leyland Numbers
874
795826
ln 2
809
753
Look and Say
425
Lucky Numbers
495
Maze
278
Medal Tally
256
Morse Decoder
255
Morse Encoder
297
N Queens
396
Niven Numbers
724730785
Niven Numbers (Long)
821827855
Number Spiral
281
Odious Numbers
594618784
Odious Numbers (Long)
622621767547
Ordinal Numbers
545
607
Pangram Grep
540660
Pascal’s Triangle
648
659
Pernicious Numbers
444711
Pernicious Numbers (Long)
520752
Poker
207
Prime Numbers
435
587
425741538595668
Prime Numbers (Long)
614
470834561603676
Proximity Grid
242
Recamán
667780
Repeating Decimals
360
Reverse Polish Notation
552
Rijndael S-box
324
Rock-paper-scissors-Spock-lizard
427
Roman to Arabic
359
ROT13
820
Rule 110
408
Seven Segment
435
SI Units
147
Sierpiński Triangle
505
519
Smith Numbers
470
Spelling Numbers
267
Star Wars Opening Crawl
271
Sudoku
143
Time Distance
387
Tongue-twisters
332
United States
281
Vampire Numbers
396
Van Eck Sequence
539
Zeckendorf Representation
419
Zodiac Signs
287
π
503
τ
500
φ
842
√2
715
𝑒
679