1,1

The 2nd to last digit of a(n) is not allowed to be 0. - Sam Alexander, Jan 04 2005

Table of n, a(n) for n=1..51.

Sequence in context: A015482 A288582 A104486 * A276758 A066489 A063171

Adjacent sequences: A098750 A098751 A098752 * A098754 A098755 A098756

base,easy,nonn

Eric Angelini, Oct 01 2004

More terms from Sam Alexander, Jan 04 2005

Corrected and extended by David Wasserman, Feb 26 2008

approved