Abundant Numbers
725
Abundant Numbers (Long)
902
Arithmetic Numbers
868
Catalan Numbers
797
Collatz
936
Divisors
600848
Evil Numbers
774
958
Evil Numbers (Long)
666
Fibonacci
895
Fizz Buzz
939904
Foo Fizz Buzz Bar
834
Happy Numbers
525
Happy Numbers (Long)
738
Leap Years
812
Leyland Numbers
662
Niven Numbers
715
Niven Numbers (Long)
840
Odious Numbers
641836769
Odious Numbers (Long)
672
Pascal’s Triangle
664615
Pernicious Numbers
631
Prime Numbers
661
Prime Numbers (Long)
760
Recamán
804
Smith Numbers
561
Sudoku
499
Van Eck Sequence
660