A028010 Expansion of 1/((1-2x)(1-7x)(1-9x)(1-11x)).

1, 29, 548, 8566, 120423, 1583943, 19921666, 242775872, 2891343125, 33848546017, 391123415904, 4474230519018, 50782770006307, 572842223354651, 6430299748764062, 71901261449271604, 801472079960561169

Offset

0,2

Links

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

Index entries for linear recurrences with constant coefficients, signature (29,-293,1171,-1386).

Formula

a(n)=(35*11^(n+3)-10*9^(n+4)+9*7^(n+4)-2^(n+6))/2520. [Yahia Kahloune, Jun 06 2013]

Mathematica

CoefficientList[Series[1/((1-2x)(1-7x)(1-9x)(1-11x)), {x, 0, 30}], x] (* or *) LinearRecurrence[{29, -293, 1171, -1386}, {1, 29, 548, 8566}, 30] (* Harvey P. Dale, Jan 09 2022 *)

Crossrefs

Sequence in context: A028015 A028123 A028082 * A028071 A028070 A028002

Adjacent sequences: A028007 A028008 A028009 * A028011 A028012 A028013

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved