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%I #26 Mar 15 2024 02:22:03
%S 0,1,7,41,231,1289,7175,39913,221991,1234633,6866503,38188457,
%T 212387175,1181202569,6569320583,36535623529,203194800039,
%U 1130078612041,6284991883975,34954314291497,194400264968679,1081167340448777
%N Expansion of g.f. x/(1-7*x+8*x^2).
%H <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (7,-8).
%F From _R. J. Mathar_, Dec 04 2008: (Start)
%F a(n) = 7*a(n-1) - 8*a(n-2).
%F G.f.: x/(1-7*x+8*x^2). (End)
%o (Sage) [lucas_number1(n,7,8) for n in range(0, 22)] # _Zerinvary Lajos_, Apr 23 2009
%K nonn,easy
%O 0,3
%A _Roger L. Bagula_, Dec 01 2008
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