%I #11 May 27 2020 14:55:29
%S 3,14,170,1152,10326,78963,656624,5213426,42439104,340790424,
%T 2756911059,22212987398,179367321962,1446643119600,11675121964830,
%U 94190699548803,760042877382104,6132290825573090,49480275246158592,399234462516292656,3221300621136623523,25991449993525766654,209716174247167839146
%N a(n) = A220437(n)/2.
%H Colin Barker, <a href="/A220438/b220438.txt">Table of n, a(n) for n = 0..1000</a>
%H <a href="/index/Rec#order_09">Index entries for linear recurrences with constant coefficients</a>, signature (5,35,-67,-145,145,67,-35,-5,1).
%F G.f.: -(2*x^6-2*x^5-11*x^4+13*x^3-5*x^2-x+3) / ((x-1)*(x^4-11*x^3+25*x^2-11*x+1)*(x^4+7*x^3+13*x^2+7*x+1)). - _Colin Barker_, May 25 2015
%t LinearRecurrence[{5,35,-67,-145,145,67,-35,-5,1},{3,14,170,1152,10326,78963,656624,5213426,42439104},30] (* _Harvey P. Dale_, May 27 2020 *)
%o (PARI) Vec(-(2*x^6-2*x^5-11*x^4+13*x^3-5*x^2-x+3) / ((x-1)*(x^4-11*x^3+25*x^2-11*x+1)*(x^4+7*x^3+13*x^2+7*x+1)) + O(x^100)) \\ _Colin Barker_, May 25 2015
%Y Cf. A220437.
%K nonn,easy
%O 0,1
%A _N. J. A. Sloane_, Dec 16 2012
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