12 Days of Christmas
336
99 Bottles of Beer
397
Abundant Numbers
395
Arithmetic Numbers
575
Arrows
328
Christmas Trees
356
Collatz
697
CSS Colors
117
Divisors
844
Fibonacci
444
Fizz Buzz
703
537
689
ISBN
530
550
Leap Years
580
Maze
165
Niven Numbers
713625633583719328293546
719420530
Niven Numbers (Long)
803691672665822447325624
785527643
Pangram Grep
433
Pernicious Numbers
359
Prime Numbers
431
872
Quine
615874
Rijndael S-box
145
Seven Segment
305
SierpiΕski Triangle
420
Tongue-twisters
502
571
725397434
United States
190
Ο
287
β2
704