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A183538
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Number of nX4 0..3 arrays with each element equal to either the sum mod 4 of its horizontal and vertical neighbors or the sum mod 4 of its diagonal and antidiagonal neighbors
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1
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10, 128, 1326, 16704, 124568, 1260440, 12593728, 127023332, 1319837248, 12961478564, 130844028200, 1321487686388, 13343782478808, 135086068850496, 1360709615352544, 13741314468124836, 138768727626932600
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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 3X4
..2..2..0..0....0..0..2..2....2..2..3..3....1..3..1..1....3..0..2..1
..0..0..0..0....0..2..2..0....0..1..2..0....2..0..1..2....3..3..3..3
..2..2..0..0....0..0..2..2....1..2..3..3....0..3..2..0....1..2..1..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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