Table of n, a(n) for n=1..59.
Cf. A092143. See A117871 for a better version.
Sequence in context: A200705 A154468 A197142 * A231985 A205527 A290409
Adjacent sequences: A129632 A129633 A129634 * A129636 A129637 A129638
Jonathan Vos Post, May 31 2007
More terms from R. J. Mathar, Sep 02 2007
Edited by N. J. A. Sloane, Sep 16 2007 and May 06 2008