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A254241
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Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal minimum nondecreasing horizontally and vertically
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1
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1700100, 7570126, 46946080, 277964612, 823990321, 3047978749, 9935634151, 29382711821, 95953540161, 293785336653, 833373370033, 2431974181862, 6965029259487, 19640400014811, 55336083194301, 154645437553091
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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..1..1..0..0....0..0..0..0..0..0..1..0..0
..0..0..0..0..0..1..1..1..0....0..0..1..1..1..0..0..1..0
..1..1..0..0..0..1..1..1..1....0..0..0..0..0..0..1..1..1
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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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