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A151828 Number of hv-convex sets from class S having semiperimeter n of the bounding rectangle. 1

%I

%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

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Last modified January 22 12:12 EST 2022. Contains 350481 sequences. (Running on oeis4.)