2,3

Table of n, a(n) for n=2..51.

This is A103314(n) - 1: see that entry for much more information.

Sequence in context: A331732 A197259 A200006 * A090261 A303552 A130599

Adjacent sequences: A070891 A070892 A070893 * A070895 A070896 A070897

nonn

Sharon Sela (sharonsela(AT)hotmail.com), May 24 2002

Edited by N. J. A. Sloane Jan 19 2008 at the suggestion of Max Alekseyev and M. F. Hasler.

approved