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A269887
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Number of nX7 0..5 arrays with some element plus some horizontally, diagonally, antidiagonally or vertically adjacent neighbor totalling five exactly once.
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1
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112500, 1867222224, 17784013336560, 148379658813705408, 1153865935196746139616, 8592417348512597988522360, 62120579251514053648879287744, 439567128842469596644913028893328
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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
..4..4..0..5..5..1..0. .3..4..1..0..3..5..4. .3..1..3..0..2..2..3
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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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