%I #7 Jun 18 2017 02:17:15
%S 0,1,10,76,430,1870,6601,19810,52326,124785,273790,560626,1083160,
%T 1991626,3509065,5957260,9789076,15628185,24317226,36975520,55067530,
%U 80483326,115632385,163552126,228032650,313759225,426474126,573159510
%N Column 4 of A061315.
%H <a href="/index/Rec#order_09">Index entries for linear recurrences with constant coefficients</a>, signature (9,-36,84,-126,126,-84,36,-9,1).
%F a(n) =A061318(n)/4 =sqrt(A061320(n)-A061318(n)).
%F G.f. -x*(1+x+22*x^2+22*x^3+22*x^4+x^5+x^6) / (x-1)^9. - _R. J. Mathar_, Aug 11 2012
%F a(n) = n*(n+1)*(n^2+n+4)*(n^4+2*n^3+5*n^2+4*n+36)/576 . _R. J. Mathar_, Aug 11 2012
%K nonn,easy
%O 0,3
%A _Henry Bottomley_, Apr 24 2001
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