0,1
(11Range[0, 20]+2)^9 (* From Harvey P. Dale, June 26 2011 *)
Sequence in context: A160866 A017193 A017301 * A017553 A087931 A044879
Adjacent sequences: A017418 A017419 A017420 * A017422 A017423 A017424
nonn,easy
N. J. A. Sloane (njas(AT)research.att.com).