12 Days of Christmas
730
99 Bottles of Beer
694
Abundant Numbers
412
Arithmetic Numbers
703
Arrows
355
Christmas Trees
409
Collatz
832
CSS Colors
266
Divisors
890
Fibonacci
444
Fizz Buzz
707
588
692
ISBN
533
705
Leap Years
581
Maze
223
Niven Numbers
741633635586789332297551
721493534
Niven Numbers (Long)
818758699668830450329629
788531648
Pangram Grep
511
Pernicious Numbers
359
Prime Numbers
448
872
Quine
615875
Rijndael S-box
203
Seven Segment
418
SierpiΕski Triangle
444
Tongue-twisters
758
791
754673769
United States
251
Ο
321
β2
707