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A183394
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Half the number of nX3 binary arrays with no element equal to a strict majority of its knight-move neighbors
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1
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4, 8, 46, 69, 227, 794, 2701, 9816, 34649, 120536, 434313, 1550296, 5499239, 19551466, 69802571, 249420924, 889851040, 3174899619, 11337371343, 40485754845, 144598455899, 516411037596, 1844321799338, 6587372833183
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions with a(1,1)=0 for 5X3
..0..0..0....0..1..1....0..0..1....0..1..0....0..0..1....0..0..1....0..0..1
..1..1..0....0..1..1....0..0..1....1..1..0....0..1..1....0..0..1....0..0..1
..1..1..0....0..0..1....0..0..1....1..1..0....0..1..1....0..0..1....0..1..1
..1..1..0....0..1..1....0..0..1....0..1..0....0..0..1....0..1..1....0..0..1
..1..0..0....0..0..1....1..0..1....1..0..1....0..0..1....0..0..1....0..0..1
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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