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A183470
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Number of nX5 binary arrays with every element equal to either the sum mod 2 of its vertical neighbors or the sum mod 2 of its horizontal neighbors
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1
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6, 68, 374, 2769, 21280, 153291, 1140298, 8501730, 63020066, 468581721, 3484714268, 25901230607, 192574316408, 1431802305390, 10645025312976, 79144742442479, 588434457795260, 4374940448305943, 32527247664643690
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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 for 4X5
..1..1..0..1..1....0..1..0..1..1....1..0..0..0..0....0..0..1..1..1
..1..1..0..1..1....0..1..1..0..0....1..0..0..0..0....0..0..1..1..1
..1..1..0..1..1....0..1..0..1..1....0..0..1..1..0....0..0..0..0..0
..1..1..1..0..1....0..0..0..1..1....0..0..1..1..0....1..1..0..0..0
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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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