Abundant Numbers
805
Abundant Numbers (Long)
913
Arithmetic Numbers
862
Catalan Numbers
793
Collatz
925
Divisors
600846
Evil Numbers
786
957
Evil Numbers (Long)
666
Fibonacci
893
Fizz Buzz
945979
Foo Fizz Buzz Bar
892
Happy Numbers
712
Happy Numbers (Long)
740
Leap Years
843
Leyland Numbers
661
Niven Numbers
741
Niven Numbers (Long)
830
Odious Numbers
664829768
Odious Numbers (Long)
669
Pascal’s Triangle
662612
Pernicious Numbers
628
Prime Numbers
770
Prime Numbers (Long)
750
Recamán
803
Smith Numbers
565
Sudoku
461
Van Eck Sequence
651