12 Days of Christmas
784
99 Bottles of Beer
587
Abundant Numbers
529
Christmas Trees
616
Divisors
679668
Emirp Numbers
394
Evil Numbers
538
Fibonacci
378
Fizz Buzz
409582
Foo Fizz Buzz Bar
486581
Leap Years
718
Niven Numbers
509
Odious Numbers
537
Pernicious Numbers
501
Prime Numbers
422
Quine
582
Tongue-twisters
556