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A223874
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Number of nX6 0..3 arrays with rows, diagonals and antidiagonals unimodal
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1
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610, 372100, 90648289, 13394424591, 1705349067795, 222723966999899, 31033209360480497, 4506383006996850479, 664129167006783939721, 98073753144458822374289, 14467688866723338479395847
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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=3
..0..0..0..1..1..0....0..0..0..3..2..1....0..0..0..0..2..2....0..0..0..0..3..3
..0..0..0..1..2..3....0..0..0..1..3..3....0..0..0..0..2..3....0..0..0..1..3..2
..0..0..0..2..2..2....0..0..0..0..3..1....0..0..0..1..1..0....0..0..0..2..1..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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