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A237387
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Number of (n+1)X(3+1) 0..2 arrays colored with the maximum plus the upper median minus the minimum of every 2X2 subblock
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1
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2336, 24340, 255937, 2712486, 28732972, 306543648, 3277420369, 34947393232, 371861162189, 3961014934240, 42248068509857, 450395711854966, 4798902441248885, 51135372814961074, 545076380858554986
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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=2
..0..0..0..2....0..0..2..2....2..1..1..1....2..2..1..2....1..1..2..2
..0..1..1..0....2..1..2..2....2..1..0..2....0..2..2..0....1..0..0..1
..2..1..1..0....1..1..0..2....1..1..2..2....1..0..1..1....0..0..0..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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