%I #7 Oct 23 2019 17:17:29
%S 1,3,9,31,102,328,1035,3217,9880,30062,90803,272697,815228,2428298,
%T 7212179,21370921,63207913,186668355,550617011,1622604097,4777983482,
%U 14060981252,41360234037,121616984851,357510486913,1050750138523
%N a(n) = A027082(n, 2n-5).
%K nonn
%O 3,2
%A _Clark Kimberling_