Abundant Numbers
759
Abundant Numbers (Long)
964
Arithmetic Numbers
929
Catalan Numbers
868
Collatz
988
Divisors
630
888
Evil Numbers
815
976
Evil Numbers (Long)
709
Fibonacci
927
Fizz Buzz
965
1,000
Foo Fizz Buzz Bar
936
Happy Numbers
553
Happy Numbers (Long)
796
Leap Years
877
Leyland Numbers
719
Niven Numbers
753
Niven Numbers (Long)
895
Odious Numbers
679
915
784
Odious Numbers (Long)
718
Pascal’s Triangle
716
657
Pernicious Numbers
671
Prime Numbers
697
Prime Numbers (Long)
813
Recamán
863
Smith Numbers
607
Sudoku
546
Van Eck Sequence
718