Number Series Question

This is Number Series Question which will train your brain for better thinking. In this number series puzzle, you are shown some numbers. These given numbers follow a certain sequence. Can you decode this logical or mathematical sequence followed by these numbers and find the next number in this series which will replace the question mark?

Can you solve this Number Series Question?

Answer of this "Number Series Question", can be viewed by clicking on the answer button.

The answer is 45. 
Difference between two consecutive numbers increases by 2 from the previous difference.
So complete series is 3 5 9 15 23 33 45 59

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