1,1

J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 223, pp 63-4, Ellipse Paris 2008.

Table of n, a(n) for n=1..9.

Sequence in context: A220095 A133558 A285812 * A178629 A062802 A103830

Adjacent sequences: A140742 A140743 A140744 * A140746 A140747 A140748

more,nonn

Lekraj Beedassy, Jul 12 2008

approved