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A015230 Inverse of 1221-th cyclotomic polynomial. +0
1
1, -1, 0, 1, -1, 0, 1, -1, 0, 1, -1, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, -1, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 1, -1, 0, 1 (list; graph; listen)
OFFSET

0,1

MAPLE

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

CROSSREFS

Sequence in context: A015560 A015428 A015362 this_sequence A015032 A016055 A014966

Adjacent sequences: A015227 A015228 A015229 this_sequence A015231 A015232 A015233

KEYWORD

sign

AUTHOR

Simon Plouffe (simon.plouffe(AT)gmail.com)

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Last modified December 4 12:27 EST 2008. Contains 151280 sequences.


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