

A014057


Inverse of 48th cyclotomic polynomial.


2



1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1
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OFFSET

0,1


COMMENTS

Periodic with period length 48.  Ray Chandler, Apr 03 2017


LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1).
Index to sequences related to inverse of cyclotomic polynomials


MAPLE

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


MATHEMATICA

CoefficientList[Series[1/Cyclotomic[48, x], {x, 0, 100}], x] (* Vincenzo Librandi, Apr 04 2014 *)
LinearRecurrence[{0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1}, {1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0}, 81] (* Ray Chandler, Sep 15 2015 *)


CROSSREFS

Cf. similar sequences listed in A240328.
Sequence in context: A280130 A304002 A126811 * A015689 A326499 A104124
Adjacent sequences: A014054 A014055 A014056 * A014058 A014059 A014060


KEYWORD

sign,easy


AUTHOR

Simon Plouffe


STATUS

approved



