Abundant Numbers
671
Abundant Numbers (Long)
743
Arithmetic Numbers
620
Evil Numbers
702
Evil Numbers (Long)
695
Fibonacci
537
Fizz Buzz
707
Foo Fizz Buzz Bar
635
Happy Numbers
331
Leap Years
729
Niven Numbers
677
Niven Numbers (Long)
746
Odious Numbers
727
Odious Numbers (Long)
719
Ulam Sequence
514