Abundant Numbers
713
Arithmetic Numbers
810
Christmas Trees
666
Collatz
831
Divisors
642
Emirp Numbers
579
Emirp Numbers (Long)
634
Evil Numbers
871
Evil Numbers (Long)
849
Fibonacci
932
Fizz Buzz
973
Foo Fizz Buzz Bar
982
Kaprekar Numbers
147
Niven Numbers
704
Niven Numbers (Long)
767
Odious Numbers
849
Odious Numbers (Long)
845
PalindromemordnilaP
773
Pernicious Numbers
749
Pernicious Numbers (Long)
783
Prime Numbers
643
Prime Numbers (Long)
678
Tongue-twisters
495