Abundant Numbers
Divisors
822
817
722
Emirp Numbers
Evil Numbers
537
Fibonacci
793
Fizz Buzz
673
841
734
685
Happy Numbers
Leap Years
783
895
694
559
Niven Numbers
Odious Numbers
Pangram Grep
Pernicious Numbers
457
Prime Numbers
598
793
615
RecamΓ‘n
557
Seven Segment
Van Eck Sequence