What the number in the last box
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Each time you double then number, then on the next one you add 2.
2 times 2 equals 4
4 plus 2 equals 6
6 times 2 equals 12
12 plus 2 equals 14
14 times 2 equals 28
28 plus 2 equals 30
30 times 2 equals 60
60 plus 2 equals 62
Then answer is 62.