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A007273 Inverse of 1155th cyclotomic polynomial.
(Formerly M0047)
2
1, 1, 1, 0, 0, -1, -1, -2, -1, -1, 0, -1, 0, 0, 1, 1, 2, 2, 2, 1, 0, 0, -1, -1, -2, -1, -2, -1, -2, 0, 0, 2, 1, 3, 2, 3, 1, 1, -1, -1, -3, -3, -3, -2, -2, -1, 0, 1, 2, 2, 3, 3, 3, 1, 1, 0, 0, -2, -2, -3, -2, -3, -2, -1, 1, 1, 2, 2, 3, 2, 2, 1, 1, -1, -2, -3, -2, -2, -1, -1, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,8

COMMENTS

Periodic with period length 1155. - Ray Chandler, Apr 07 2017

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Ray Chandler, Table of n, a(n) for n = 0..2000 (first 676 terms from Vincenzo Librandi)

Index entries for linear recurrences with constant coefficients, order 480.

Index to sequences related to inverse of cyclotomic polynomials

MATHEMATICA

CoefficientList[Series[1/Cyclotomic[1155, x], {x, 0, 200}], x] (* Vincenzo Librandi, Apr 04 2014 *)

CROSSREFS

Sequence in context: A086784 A104162 A145679 * A016319 A342531 A287156

Adjacent sequences:  A007270 A007271 A007272 * A007274 A007275 A007276

KEYWORD

sign

AUTHOR

Simon Plouffe

STATUS

approved

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Last modified October 25 17:22 EDT 2021. Contains 348255 sequences. (Running on oeis4.)