Abundant Numbers
807
Abundant Numbers (Long)
918
Arithmetic Numbers
868
Catalan Numbers
797
Collatz
928
Divisors
600848
Evil Numbers
788
958
Evil Numbers (Long)
669
Fibonacci
895
Fizz Buzz
946907
Foo Fizz Buzz Bar
834
Happy Numbers
714
Happy Numbers (Long)
741
Leap Years
789
Leyland Numbers
662
Niven Numbers
743
Niven Numbers (Long)
833
Odious Numbers
665836769
Odious Numbers (Long)
672
Pascal’s Triangle
664615
Pernicious Numbers
631
Prime Numbers
772
Prime Numbers (Long)
753
Recamán
806
Smith Numbers
567
Sudoku
462
Van Eck Sequence
654