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A260368
Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00001111
1
1378, 2047, 5806, 12858, 15440, 38370, 98032, 140897, 274244, 711411, 1222386, 2119236, 5089490, 9954145, 17052298, 37181977, 77288928, 137928650, 279219594, 589162026, 1099902766, 2142331748, 4472874520, 8654078147, 16619752932
OFFSET
1,1
COMMENTS
Column 6 of A260370
LINKS
EXAMPLE
Some solutions for n=4
..1..0..0..0..0..0..0..0....0..0..0..0..0..0..1..1....0..0..0..0..0..0..0..0
..1..1..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..1..0..0..1....1..0..0..1..0..0..0..0....0..0..1..1..0..0..1..0
..0..0..0..0..1..0..0..0....0..0..0..1..0..0..1..0....0..0..0..0..0..0..0..0
..1..1..0..0..0..0..0..0....0..0..0..0..0..0..1..0....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..0..1....1..0..0..0..0..0..0..0....1..0..0..1..0..0..1..1
CROSSREFS
Sequence in context: A352731 A307422 A256627 * A323814 A204056 A204049
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 23 2015
STATUS
approved