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%I #8 Dec 26 2022 04:54:27
%S 0,4,22,114,590,3066,15998,83786,440270,2320314,12260382,64931114,
%T 344562670,1831630106,9751275838,51981730186,277413656590,
%U 1481919831674,7922862005342,42388551182314,226923616315950,1215450062928346
%N Expansion of 2*x^2*(-2+9*x+3*x^2)/((2*x^2+5*x-1)*(2*x^2-5*x+1)).
%F From R. J. Mathar_, Apr 07 2009: (Start)
%F G.f.: 2*x^2*(-2+9*x+3*x^2)/((2*x^2+5*x-1)*(2*x^2-5*x+1)).
%F a(n)=(-7*A107839(n)+33*A107839(n-1)+A015535(n+1)-3*A015535(n))/4.
%F a(n) = 10*a(n-1)-25*a(n-2)+4*a(n-4). (End)
%t M = {{0, 0, 0, 2}, {1, 5, 0, 0}, {0, 2, 0, 0}, {0, 0, 1, 5}};
%t v[1] = {0, 1, 1, 2};
%t v[n_] := v[n] = M.v[n - 1];
%t a = Table[v[n][[1]], {n, 1, 50}]
%K nonn,easy,less
%O 1,2
%A _Roger L. Bagula_, May 30 2005
%E Edited by Associate Editors of the OEIS, Apr 05 2009
%E Meaningful name from _Joerg Arndt_, Dec 26 2022