12 Days of Christmas
409
99 Bottles of Beer
482
Abundant Numbers
706
Abundant Numbers (Long)
773
Alphabetic Numbers
520
Arabic to Roman
569
Arithmetic Numbers
741
Arrows
577
Ascending Primes
485
ASCII Table
426
brainfuck
333
Card Number Validation
445
Catalan Numbers
699
Catalan’s Constant
401
Christmas Trees
745
Collatz
753
CSS Colors
191
Cubes
418
Day of Week
713
Diamonds
491
Divisors
911645
Emirp Numbers
503
Emirp Numbers (Long)
564
Emojify
489
Evil Numbers
817
Evil Numbers (Long)
798
Factorial Factorisation
489
Farey Sequence
501
Fibonacci
908
Fizz Buzz
861
Foo Fizz Buzz Bar
722
Forsyth–Edwards Notation
564
Fractions
615
Game of Life
340
Happy Numbers
459
Happy Numbers (Long)
561
Hexdump
425
Intersection
576
Inventory Sequence
699
ISBN
618
Kolakoski Constant
483
Kolakoski Sequence
759
Leap Years
828
Levenshtein Distance
416
Leyland Numbers
740
ln 2
385
Look and Say
543
Lucky Numbers
643
Lucky Tickets
311
Mandelbrot
551
Morse Decoder
392
Morse Encoder
291
Musical Chords
261
Niven Numbers
740
Niven Numbers (Long)
805
Number Spiral
481
Odious Numbers
781
Odious Numbers (Long)
778
Ordinal Numbers
615
Pangram Grep
767
Pascal’s Triangle
726
Pernicious Numbers
708
Pernicious Numbers (Long)
721
Poker
333
Prime Numbers
653
Prime Numbers (Long)
689
QR Decoder
301
Quine
945
Recamán
721
Repeating Decimals
366
Reverse Polish Notation
545
Reversi
232
Rock-paper-scissors-Spock-lizard
533
Roman to Arabic
447
ROT13
353
Rule 110
476
Seven Segment
439
Sierpiński Triangle
570
Smith Numbers
515
Spelling Numbers
272
Star Wars Opening Crawl
395
Sudoku
297
Sudoku (Fill-in)
201
Taxicab Numbers
461
Ten-pin Bowling
336
Time Distance
444
Tongue-twisters
452
United States
346
Vampire Numbers
461
Van Eck Sequence
751
Zeckendorf Representation
543
λ
418
π
644
τ
625
φ
573
√2
850
𝑒
675