99 Bottles of Beer
634
Divisors
677873
Emirp Numbers
611
Evil Numbers
634551
Fibonacci
662598
Fizz Buzz
640726
Happy Numbers
380
Leap Years
775749
Niven Numbers
597463
Odious Numbers
629548
Pascal’s Triangle
405698
Pernicious Numbers
612
Prime Numbers
441726
Roman to Arabic
449
Rule 110
448
Spelling Numbers
623
√2
199