%I #6 Oct 10 2017 07:11:56
%S 1,4,9,18,33,60,105,180,309,526,895,1520,2581,4378,7427,12596
%N A292764(n)/2.
%Y Cf. A292764.
%K nonn,more
%O 1,2
%A _N. J. A. Sloane_, Sep 27 2017
