SOLUTION: What is the next number in the sequence and why? -1, 8, -56, 226, -1680

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Question 524969: What is the next number in the sequence and why?
-1, 8, -56, 226, -1680

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
What is the next number in the sequence and why?
-1, 8, -56, 226, -1680
----
I ran a Sine Regression program against the data.
The next number would be 162
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Cheers,
Stan H.

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