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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: A014676 A015343 A016300 * A016068 A015952 A015778
Adjacent sequences: A016123 A016124 A016125 * A016127 A016128 A016129