Abundant Numbers
724
Abundant Numbers (Long)
900
Arithmetic Numbers
865
Catalan Numbers
794
Collatz
934
Divisors
600847
Evil Numbers
772
958
Evil Numbers (Long)
663
Fibonacci
893
Fizz Buzz
938904
Foo Fizz Buzz Bar
833
Happy Numbers
524
Happy Numbers (Long)
735
Leap Years
840
Leyland Numbers
661
Niven Numbers
714
Niven Numbers (Long)
837
Odious Numbers
640829768
Odious Numbers (Long)
669
Pascal’s Triangle
662613
Pernicious Numbers
629
Prime Numbers
660
Prime Numbers (Long)
758
Recamán
801
Smith Numbers
559
Sudoku
496
Van Eck Sequence
657