Abundant Numbers
884
Abundant Numbers (Long)
862
Collatz
680
Divisors
733
Emirp Numbers
535
Evil Numbers
778
Evil Numbers (Long)
759
Fibonacci
899
Fizz Buzz
508
Happy Numbers
680
Leap Years
589
Niven Numbers
878
Niven Numbers (Long)
570
Odious Numbers
797
Odious Numbers (Long)
793
Ordinal Numbers
819
Pangram Grep
870
Pernicious Numbers
815
Prime Numbers
771
United States
132