%I #4 Mar 30 2012 18:56:04
%S 1,3,8,23,67,197,582,1725,5124,15245,45412,135401,404015,1206247,
%T 3603230,10767855,32189931,96259221,287924196,861415809,2577711045,
%U 7714933851,23093949534,69139301043,207017139906,619921659303,1856572250112
%N a(n) = Sum{T(n,k-1), k = 1,2,...,n}.
%K nonn
%O 1,2
%A _Clark Kimberling_