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%I #3 Mar 31 2012 13:20:05
%S 3,70,642,4055,20945,95372,398290,1561683,5836190,21001410,73300478,
%T 249476600,831342517,2720979140,8768966810,27881856697,87610794135,
%U 272424413508,839229287580,2563768831145,7773145679478
%N One-fourth of fourth column of Lucas bisection triangle (odd part).
%C Numerator of g.f. is row polynomial sum(A061187(3,m)*x^m,m=0..5)/4.
%F a(n)=A060924(n+3, 3)/4.
%F G.f.: (x+1)*(3-2*x)*(1+11*x-11*x^2+4*x^3)/(1-3*x+x^2)^4.
%Y Cf. A005248, 2*A061171, A061172.
%K nonn,easy
%O 0,1
%A _Wolfdieter Lang_, Apr 20 2001
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