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A260104
Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010101
1
2575, 6804, 17125, 47498, 127549, 355098, 965197, 2690519, 7384493, 20405960, 56231483, 155187370, 427977626, 1180515446, 3258261087, 8988067228, 24801093969, 68432576155, 188827200959, 520997709228, 1437552473793
OFFSET
1,1
COMMENTS
Column 6 of A260106
LINKS
EXAMPLE
Some solutions for n=4
..1..0..0..0..1..0..1..0....1..0..1..0..1..0..0..1....0..0..0..1..0..1..0..0
..0..0..0..1..0..0..0..1....0..0..0..0..0..0..0..0....0..0..1..0..0..0..1..0
..1..0..0..0..1..0..0..0....0..0..0..0..0..0..0..0....0..0..0..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..1..0
..1..0..0..0..0..0..0..1....0..1..0..0..0..0..1..0....0..1..0..1..0..1..0..0
..0..0..0..0..0..0..1..0....1..0..1..0..0..1..0..1....1..0..1..0..1..0..1..0
CROSSREFS
Sequence in context: A235882 A156627 A175016 * A031789 A001294 A109026
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 16 2015
STATUS
approved