Abundant Numbers
954
Abundant Numbers (Long)
939
Collatz
748
Divisors
800
Emirp Numbers
592
Evil Numbers
844
Evil Numbers (Long)
830
Fibonacci
957
Fizz Buzz
528
Happy Numbers
747
Leap Years
682
Niven Numbers
942
Niven Numbers (Long)
624
Odious Numbers
867
Odious Numbers (Long)
870
Ordinal Numbers
927
Pangram Grep
1,000
Pernicious Numbers
891
Prime Numbers
845
United States
150