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A260543 Number of (n+2)X(7+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00010001 1
2732, 4296, 11370, 22212, 40916, 105058, 219852, 434066, 1050126, 2356780, 4693462, 10782734, 24926220, 51270870, 112254332, 260975658, 556547696, 1188249860, 2722931988, 5983413184, 12716775116, 28508190056, 63712199118 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A260544

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=4

..0..1..1..0..0..0..0..0..1....0..0..0..0..1..0..0..1..0

..0..0..0..0..0..1..0..0..1....0..0..0..0..1..0..0..0..0

..0..0..0..0..0..1..0..0..0....1..1..0..0..0..0..0..0..0

..0..1..1..0..0..0..0..0..0....0..0..0..0..0..0..0..1..0

..0..0..0..0..0..0..0..0..1....0..0..0..1..1..0..0..1..0

..0..0..0..0..1..1..0..0..0....1..0..0..0..0..0..0..0..0

CROSSREFS

Cf. A260544

Sequence in context: A266229 A076575 A015423 * A145647 A251946 A045155

Adjacent sequences:  A260540 A260541 A260542 * A260544 A260545 A260546

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 28 2015

STATUS

approved

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Last modified July 4 16:52 EDT 2022. Contains 355081 sequences. (Running on oeis4.)