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A283856
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Number of n X 7 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors.
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1
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128, 13225, 901397, 72394838, 5724272337, 449942735521, 35481195059121, 2796411775700471, 220385420596755894, 17369615762718616468, 1368959249299809499467, 107892485834872661402986
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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=2
..0..1..1..0..0..0..0. .1..1..1..0..0..0..1. .1..1..0..1..1..1..0
..0..1..1..1..0..0..0. .0..0..1..0..1..0..0. .0..1..1..0..1..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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