Abundant Numbers
719
Abundant Numbers (Long)
893
Arithmetic Numbers
856
Catalan Numbers
793
Collatz
930
Divisors
586838
Evil Numbers
771
956
Evil Numbers (Long)
661
Fibonacci
891
Fizz Buzz
932901
Foo Fizz Buzz Bar
829
Happy Numbers
519
Happy Numbers (Long)
729
Leap Years
808
Leyland Numbers
655
Niven Numbers
707
Niven Numbers (Long)
826
Odious Numbers
637829766
Odious Numbers (Long)
666
Pascal’s Triangle
660613
Pernicious Numbers
625
Prime Numbers
660
Prime Numbers (Long)
757
Recamán
795
Smith Numbers
557
Sudoku
497
Van Eck Sequence
655