On Mon, 1 Jan 2007, Rainer Rosenthal wrote: > In OEIS sequence A010982 there is the following Maple program: > > with(numtheory, cyclotomic); > c := n->series(1/cyclotomic(6, x), x, 80); > Obviously a mistake. A simpler Maple program would be: a:=n->coeftayl(1/(x^2-x+1), x=0, n);