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 A015563 Inverse of 1554th cyclotomic polynomial. 1

%I

%S 1,1,0,-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,

%T 0,0,0,0,0,-1,-1,0,1,1,0,-1,0,1,1,0,-1,-1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

%U 0,0,0,0,0,0,0,0,0,0,1,1,0,-1,-1,0,1

%N Inverse of 1554th cyclotomic polynomial.

%C Periodic with period length 1554. - _Ray Chandler_, Apr 07 2017

%H Ray Chandler, <a href="/A015563/b015563.txt">Table of n, a(n) for n = 0..2000</a>

%H <a href="/index/Rec#order_432">Index entries for linear recurrences with constant coefficients</a>, order 432.

%H <a href="/index/Pol#poly_cyclo_inv">Index to sequences related to inverse of cyclotomic polynomials</a>

%p with(numtheory,cyclotomic); c := n->series(1/cyclotomic(n,x),x,80);

%t CoefficientList[Series[1/Cyclotomic[1554, x], {x, 0, 100}], x] (* _G. C. Greubel_, Jan 06 2018 *)

%o (PARI) Vec(1/polcyclo(1554) + O(x^100)) \\ _Michel Marcus_, Jan 07 2018

%K sign

%O 0,1

%A _Simon Plouffe_

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Last modified October 21 06:25 EDT 2019. Contains 328292 sequences. (Running on oeis4.)