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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
OFFSET
1,1
COMMENTS
Column 6 of A260294
LINKS
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
Sequence in context: A126173 A083572 A270854 * A359321 A339349 A281927
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 22 2015
STATUS
approved