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A260292 Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00001001 1
2300, 3591, 8660, 19157, 29166, 72652, 168582, 292171, 625218, 1609460, 3089276, 5899876, 14968692, 32584495, 60074924, 138997590, 329692778, 635872137, 1328430704, 3213573808, 6701074756, 13249275795, 30807670852, 68769864418 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A260294

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

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

CROSSREFS

Cf. A260294

Sequence in context: A126173 A083572 A270854 * A339349 A281927 A179699

Adjacent sequences:  A260289 A260290 A260291 * A260293 A260294 A260295

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 22 2015

STATUS

approved

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Last modified May 22 02:18 EDT 2022. Contains 353933 sequences. (Running on oeis4.)