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A237074
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Number of (n+1)X(6+1) 0..3 arrays with the upper median of every 2X2 subblock equal
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1
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8613338, 12551185804, 12159520038142, 14967248359057988, 17922505416903364948, 22189788076602239718380, 27496427403161483106867338, 34262932388030024403698655868, 42736125130844989384801223453552
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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..3..0..1..1..0....0..0..0..1..3..0..1....0..0..1..0..1..2..0
..1..1..1..1..0..2..1....2..1..2..0..0..1..0....2..1..1..2..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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