99 Bottles of Beer
654
Abundant Numbers
667
Abundant Numbers (Long)
759
Collatz
694
Divisors
620
Evil Numbers
741
Evil Numbers (Long)
732
Fibonacci
411
692
Fizz Buzz
611
Foo Fizz Buzz Bar
565
Leap Years
705
Niven Numbers
557
Niven Numbers (Long)
610
Odious Numbers
741
Odious Numbers (Long)
732
Pernicious Numbers
580
Pernicious Numbers (Long)
650
Prime Numbers
519
Prime Numbers (Long)
557
φ
679
√2
681