A015670 - OEIS

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A015670

Inverse of 1661st cyclotomic polynomial.

1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,1`
	COMMENTS	`Periodic with period length 1661. - Ray Chandler, Apr 07 2017`
	LINKS	`Ray Chandler, Table of n, a(n) for n = 0..2000` `Index entries for linear recurrences with constant coefficients, order 1500.` `Index to sequences related to inverse of cyclotomic polynomials`
	MAPLE	`with(numtheory, cyclotomic); c := n->series(1/cyclotomic(n, x), x, 80);`
	MATHEMATICA	`Flatten[PadRight[{CoefficientList[Series[1/Cyclotomic[1661, x], {x, 0, 11}], x]}, 100, 0]] (* Harvey P. Dale, Nov 26 2015 *)`
	CROSSREFS	`Sequence in context: A016132 A016143 A016231 A016275 A016176 A014878 A015747` `Adjacent sequences: A015667 A015668 A015669 * A015671 A015672 A015673`
	KEYWORD	`sign`
	AUTHOR	`Simon Plouffe`
	STATUS	`approved`

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Last modified June 27 15:04 EDT 2017. Contains 288790 sequences.