99 Bottles of Beer
678
Divisors
706930
Emirp Numbers
748
Evil Numbers
689588
Fibonacci
697625
Fizz Buzz
655755
Happy Numbers
480
Leap Years
818790
Niven Numbers
628495
Odious Numbers
676588
Pascal’s Triangle
430755
Pernicious Numbers
662
Prime Numbers
468768
Roman to Arabic
494
Rule 110
491
Spelling Numbers
722
√2
222