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A014240
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Inverse of 231st cyclotomic polynomial.
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2
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1, -1, 0, 1, -1, 0, 1, 0, -1, 1, 0, 0, 0, 0, 1, -1, 0, 1, 0, -1, 1, 0, 0, 0, 0, 1, -1, 0, 1, 0, -1, 1, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, -1
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OFFSET
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0,1
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COMMENTS
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Periodic with period length 231. - Ray Chandler, Apr 03 2017
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (-1, -1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, -1, 0, 1, 1, 0, 0, 1, 1, 0, -1, 0, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, -1, 0, 1, 1, 0, 0, 1, 1, 0, -1, 0, 0, 0, -1, 0, 0, 0, -1, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, -1, -1, -1).
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MAPLE
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with(numtheory, cyclotomic); c := n->series(1/cyclotomic(n, x), x, 80);
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MATHEMATICA
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CoefficientList[Series[1/Cyclotomic[231, x], {x, 0, 200}], x] (* Vincenzo Librandi, Apr 07 2014 *)
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CROSSREFS
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KEYWORD
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sign,easy
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AUTHOR
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STATUS
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approved
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