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A236599
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Number of (n+1)X(3+1) 0..3 arrays colored with the maximum plus the upper median of every 2X2 subblock
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1
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25950, 1110784, 44087440, 1595240268, 59688228619, 2315388775024, 89774785525354, 3424646807835844, 130966150540253400, 5036882571896769800, 193782645606131337716, 7431681994199941204748, 285116877061773530708610
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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
..3..0..2..3....0..1..1..2....2..1..0..3....2..1..1..2....3..1..0..1
..0..1..0..0....1..3..2..2....3..0..0..1....0..1..1..1....3..2..2..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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