Question 891655
Each number is progressively 1, 3, 5, 7... more than twice the previous number.<P>
8+8 = 16 + 1 = 17<P>
17+17 = 34 + 3 = 37<P>
37 + 37 = 74 + 5 = 79<P>
79 + 79 = 158 + 7 = 165<P>
165 + 165 = 330+ 9 = 339.  The final number should be 339.