SOLUTION: n an 1 2 2 6 3 14 4 30 5 62 Look at the sequence in the table. Which recursive formula represents the sequence shown?

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Question 500578:
n an
1 2
2 6
3 14
4 30
5 62
Look at the sequence in the table. Which recursive formula represents the sequence shown?

Answer by scott8148(6628)   (Show Source): You can put this solution on YOUR website!
each an term is the previous term doubled with 2 added

an = 2[(2^n) - 1]

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