12 Days of Christmas
363
99 Bottles of Beer
338
Abundant Numbers
516
Christmas Trees
545
Divisors
727643
Emirp Numbers
325
Evil Numbers
548
Fibonacci
383
Fizz Buzz
424535
Foo Fizz Buzz Bar
517468
Leap Years
729
Niven Numbers
518
Odious Numbers
548
Pernicious Numbers
513
Prime Numbers
430
Quine
596
Tongue-twisters
315