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A234980
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Number of (n+1)X(6+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 8
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1
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9962574, 5681668040, 2917193420904, 1752801119273172, 1047618966093964184, 640221005793748734732, 392106856447778173931430, 241255735354103379348718614, 148645515226386040165683644524
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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 n=1
..0..0..0..0..0..3..0....1..0..1..4..3..3..0....1..0..0..2..0..2..1
..0..4..0..4..0..4..2....0..3..0..2..0..4..2....0..3..4..3..4..4..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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