Abundant Numbers
719
Abundant Numbers (Long)
893
Arithmetic Numbers
855
Catalan Numbers
791
Collatz
930
Divisors
585838
Evil Numbers
771
956
Evil Numbers (Long)
662
Fibonacci
891
Fizz Buzz
933901
Foo Fizz Buzz Bar
833
Happy Numbers
519
Happy Numbers (Long)
729
Leap Years
808
Leyland Numbers
655
Niven Numbers
707
Niven Numbers (Long)
826
Odious Numbers
637828766
Odious Numbers (Long)
665
Pascal’s Triangle
660613
Pernicious Numbers
625
Prime Numbers
660
Prime Numbers (Long)
757
Recamán
794
Smith Numbers
559
Sudoku
499
Van Eck Sequence
655