%I #8 Oct 23 2019 21:56:23
%S 1,4,13,40,119,350,1022,2973,8635,25074,72850,211875,616985,1799092,
%T 5253127,15358500,44958889,131759776,386557548,1135204289,3336791503,
%U 9816315842,28900431835,85147344488,251030187583,740539502786
%N a(n) = Sum_{0<=j<=i<=n} A027113(i, n+j).
%Y Partial sums of A027129.
%K nonn
%O 0,2
%A _Clark Kimberling_
%E Title corrected by _Sean A. Irvine_, Oct 23 2019