%I #2 Mar 30 2012 17:25:24
%S 1,2,5,12,29,73,195,556,1685,5373
%N A000108(n) + A000079(n) - 1.
%F a(n) = C(n) + 2^n - 1.
%e a(3) = 12 = C(3) + 2^3 - 1 = 5 + 8 = 1.
%Y Cf. A000108, A000079.
%K nonn
%O 0,2
%A _Gary W. Adamson_, Aug 31 2007