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Table of n, a(n) for n=0..80.
with(numtheory, cyclotomic); c := n->series(1/cyclotomic(n, x), x, 80);
Sequence in context: A071035 A138345 A014590 * A014562 A015115 A014520
Adjacent sequences: A015168 A015169 A015170 * A015172 A015173 A015174