A017421 (11n+2)^9.

512, 10604499373, 2641807540224, 78815638671875, 922190162669056, 6351461955384057, 31087100296429568, 119851595982618319, 387420489000000000, 1093685272684360901, 2773078757450186752

Offset

0,1

Links

Table of n, a(n) for n=0..10.

Index entries for linear recurrences with constant coefficients, signature (10, -45, 120, -210, 252, -210, 120, -45, 10, -1).

Mathematica

(11Range[0, 20]+2)^9 (* Harvey P. Dale, Jun 26 2011 *)

Crossrefs

Sequence in context: A160866 A017193 A017301 * A017553 A087931 A044879

Adjacent sequences: A017418 A017419 A017420 * A017422 A017423 A017424

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved