%I #4 Nov 08 2016 02:59:43
%S 1,2,8,32,139,618,2779,12528,56404,253152,1131849,5040412,22359981,
%T 98837102
%N Number of hv-convex sets from class S having semiperimeter n of the bounding rectangle.
%D Peter Balazs, Generation and Empirical Investigation of hv-Convex Discrete Sets, in Image Analysis, Lecture Notes in Computer Science, Volume 4522/2007, Springer-Verlag.
%Y Cf. A005436, A151829.
%K nonn
%O 2,2
%A _N. J. A. Sloane_, Jul 12 2009