%I #8 Nov 21 2013 12:46:24
%S 1,3,10,22,67,145,436,940,2821,6079,18238,39298,117895,254029,762088,
%T 1642072,4926217,10614523,31843570,68613358,205840075,443523721,
%U 1330571164,2866982404,8600947213,18532465591,55597396774
%N a(n) = T(n,0) + T(n,1) + ... + T(n,n), T given by A027157.
%F G.f.: x(x^2+2x+1)/[(1-x)(1-6x^2-3x^4)].
%t CoefficientList[Series[(1+2x+x^2)/(1-x-6x^2+6x^3-3x^4 + 3x^5),{x,0,30}],x] (* _Harvey P. Dale_, Mar 20 2011 *)
%K nonn
%O 0,2
%A _Clark Kimberling_
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