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A253991
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Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally
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1
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914112, 8730836, 133063670, 2365554897, 36583132201, 592324411676, 10020346952054, 165655419206274, 2726242788022844, 45219114758109018, 748254334202788422, 12341763773894118813, 203685000508613187442
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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..0..0..1....0..0..0..0..0..0..0..1....0..0..0..0..0..1..1..0
..1..0..1..0..0..1..1..0....1..0..0..1..0..0..0..1....0..0..0..1..0..1..1..0
..1..0..1..0..1..0..1..1....1..1..0..0..0..1..1..0....1..0..0..1..1..1..0..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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