SOLUTION: -1, 4, -16, 64.. what is the rule for this sequence?

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Question 210845: -1, 4, -16, 64.. what is the rule for this sequence?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Given the sequence
n%5B1%5D=0
n%5B2%5D=1
n%5B3%5D=2
n%5B4%5D=3
The rule for the sequence
-1, 4, -16, 64
is %28-1%29%5E%28n%2B1%29%2A4%5En