A163049 Number of nX5 binary arrays with all 1s connected, and all corners 1

1, 17, 293, 5331, 101950, 1988608, 39005563, 765978583, 15044778941, 295502003013, 5804078824664, 114000099400204, 2239117437370843, 43979313642748723, 863813545775995327, 16966473035357220851

Offset

1,2

Links

Table of n, a(n) for n=1..16.

Crossrefs

Sequence in context: A041546 A186000 A222572 * A083453 A090437 A007805

Adjacent sequences: A163046 A163047 A163048 * A163050 A163051 A163052

Keyword

nonn

Author

R. H. Hardin Jul 20 2009

Status

approved