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 A172399 Expansion of x^7/(1-2*x-2*x^2+x^3+x^8). 0

%I

%S 1,2,6,15,40,104,273,714,1869,4891,12800,33498,87665,229422,600403,

%T 1571271,4112057,10761362,28162767,73702703,192881913,504777043,

%U 1321014806,3457130514,9047401540,23677287940,61964085679,162161642995,424381287495,1110616998258

%N Expansion of x^7/(1-2*x-2*x^2+x^3+x^8).

%H <a href="/index/Rec">Index entries for linear recurrences with constant coefficients</a>, signature (2,2,-1,0,0,0,0,-1).

%F G.f.: x^7/(1-2*x-2*x^2+x^3+x^8).

%t Drop[CoefficientList[Series[x^7/(1-2x-2x^2+x^3+x^8),{x,0,40}],x],7] (* or *) LinearRecurrence[{2,2,-1,0,0,0,0,-1},{1,2,6,15,40,104,273,714},30] (* _Harvey P. Dale_, May 05 2014 *)

%K nonn,easy,less

%O 7,2

%A _Roger L. Bagula_, Nov 20 2010

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Last modified February 21 02:02 EST 2020. Contains 332086 sequences. (Running on oeis4.)