A151829 Number of hv-convex sets from class S' having semiperimeter n of the bounding rectangle.

1, 2, 8, 34, 150, 674, 3056, 13898, 63178, 286570, 1296008, 5842442, 26255254, 117642282

Offset

2,2

References

Peter Balazs, Generation and Empirical Investigation of hv-Convex Discrete Sets, in Image Analysis, Lecture Notes in Computer Science, Volume 4522/2007, Springer-Verlag.

Links

Table of n, a(n) for n=2..15.

Crossrefs

Cf. A005436, A151828.

Sequence in context: A034999 A067336 A245090 * A026387 A085362 A150889

Adjacent sequences: A151826 A151827 A151828 * A151830 A151831 A151832

Keyword

nonn

Author

N. J. A. Sloane, Jul 12 2009

Status

approved