document.write( "Question 524969: What is the next number in the sequence and why?\r
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Algebra.Com's Answer #347985 by stanbon(75887)\"\" \"About 
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What is the next number in the sequence and why?
\n" ); document.write( "-1, 8, -56, 226, -1680
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\n" ); document.write( "I ran a Sine Regression program against the data.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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