A028016 Expansion of 1/((1-2x)(1-8x)(1-9x)(1-11x)).

1, 30, 585, 9410, 135741, 1826910, 23449345, 290918970, 3519263781, 41763254390, 488289628905, 5642683638930, 64604625484621, 734199837187470, 8294002882781265, 93241186270173290, 1044092739977046261

Offset

0,2

Links

Table of n, a(n) for n=0..16.

Index entries for linear recurrences with constant coefficients, signature (30, -315, 1310, -1584).

Formula

a(n)=(7*11^(n+3)-3*9^(n+4)+21*8^(n+3)-2^(n+3))/378. [Yahia Kahloune, Jun 06 2013]

Crossrefs

Sequence in context: A028086 A028092 A028126 * A028085 A028012 A028011

Adjacent sequences: A028013 A028014 A028015 * A028017 A028018 A028019

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved