99 Bottles of Beer
678
Divisors
706930
Emirp Numbers
654
Evil Numbers
676588
Fibonacci
682625
Fizz Buzz
655755
Happy Numbers
407
Leap Years
818790
Niven Numbers
628495
Odious Numbers
676588
Pascal’s Triangle
430755
Pernicious Numbers
662
Prime Numbers
459768
Roman to Arabic
494
Rule 110
479
Spelling Numbers
722
√2
222