Abundant Numbers
724
Abundant Numbers (Long)
900
Arithmetic Numbers
865
Catalan Numbers
795
Collatz
934
Divisors
600847
Evil Numbers
773
958
Evil Numbers (Long)
664
Fibonacci
894
Fizz Buzz
938904
Foo Fizz Buzz Bar
834
Happy Numbers
524
Happy Numbers (Long)
736
Leap Years
840
Leyland Numbers
661
Niven Numbers
714
Niven Numbers (Long)
837
Odious Numbers
640831768
Odious Numbers (Long)
670
Pascal’s Triangle
662613
Pernicious Numbers
630
Prime Numbers
660
Prime Numbers (Long)
759
Recamán
802
Smith Numbers
559
Sudoku
496
Van Eck Sequence
657