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A207345
Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically
1
25, 625, 1704, 12292, 71344, 388134, 2367656, 13950908, 79860282, 473919476, 2786796897, 16214534579, 95457905658, 560591392760, 3278996579419, 19256876712615, 113017014575263, 662243340003005, 3886173014048250
OFFSET
1,1
COMMENTS
Column 7 of A207346
LINKS
EXAMPLE
Some solutions for n=4
..1..0..1..0..1..0..1....1..0..1..0..1..0..0....1..1..1..0..1..0..1
..0..0..1..0..0..1..0....0..1..0..1..0..0..1....0..1..0..1..0..0..1
..1..1..0..1..0..0..1....0..1..0..1..0..1..0....1..0..0..1..0..1..0
..0..0..1..0..1..0..0....1..0..1..0..1..0..1....1..1..1..0..1..0..1
CROSSREFS
Sequence in context: A207594 A207513 A207687 * A207487 A207268 A208106
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 17 2012
STATUS
approved