Abundant Numbers
624
Arithmetic Numbers
525
Catalan Numbers
907
Divisors
571
Evil Numbers
820
Evil Numbers (Long)
824
Fibonacci
722
Fizz Buzz
621
Foo Fizz Buzz Bar
534
Happy Numbers
509
Happy Numbers (Long)
544
Leap Years
619
Leyland Numbers
708
Niven Numbers
780
Niven Numbers (Long)
695
Odious Numbers
947
Odious Numbers (Long)
891
Pascal’s Triangle
603
Pernicious Numbers
903
Prime Numbers
904
Prime Numbers (Long)
905
Smith Numbers
767