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A238151
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Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one
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1
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72584, 1792226, 51036456, 1809464182, 63323756608, 2281444628340, 79094196555400, 2844505175089988, 101330271941333424, 3668008970782023104, 128142380241244217044, 4600048293733349407056, 164177336504686826493264
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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
..2..3..1..2..1....1..1..0..1..1....2..0..1..3..1....1..1..2..0..1
..1..0..3..2..2....3..2..2..3..3....1..2..3..2..1....0..2..0..3..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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