What comes next in the series - 1, 9, 17, 33, 49, 73, ?

What comes next in the series - 1, 9, 17, 33, 49, 73, ?




Solution -

9 - 1 = 8
17 - 9 = 8
33 - 17 = 16
49 - 33 = 16
73 - 49 = 24
X - 73 = 24
X = 73 + 24 = 97