12 Days of Christmas
738
99 Bottles of Beer
570
Abundant Numbers
690
Arabic to Roman
655
Arithmetic Numbers
808
Arrows
ASCII Table
683
Catalan Numbers
502
Christmas Trees
476
Collatz
Cubes
577
Diamonds
374
Divisors
797
Emojify
Evil Numbers
912
Evil Numbers (Long)
916
Fibonacci
847
Fizz Buzz
842
Foo Fizz Buzz Bar
739
Happy Numbers
Intersection
574
ISBN
598
Kolakoski Sequence
446
Leap Years
883753880693647643630514661743472584828817810
Morse Encoder
341
Niven Numbers
570
Niven Numbers (Long)
633
Number Spiral
Odious Numbers
533
Ordinal Numbers
615
Pangram Grep
531
Pascal’s Triangle
499
Pernicious Numbers
467
Prime Numbers
664
QR Decoder
479
Rule 110
342
Seven Segment
Sierpiński Triangle
404
Star Wars Opening Crawl
500
Tongue-twisters
658
Vampire Numbers
122
Zodiac Signs
494
π
293