99 Bottles of Beer
654
Divisors
676872
Emirp Numbers
697
Evil Numbers
634551
Fibonacci
676598
Fizz Buzz
640727
Happy Numbers
447
Leap Years
775750
Niven Numbers
596463
Odious Numbers
629548
Pascal’s Triangle
405698
Pernicious Numbers
612
Prime Numbers
449726
Roman to Arabic
448
Rule 110
460
Spelling Numbers
623
√2
199