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A236034
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Number of (n+1)X(7+1) 0..2 arrays colored with the difference of the upper median and the lower median in each 2X2 subblock
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0
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990076, 23516900, 570818506, 18041076392, 590896758666, 18057996485920, 559015304658224, 17493769451935496, 549388332961446378, 17026946893507442968, 533269086285522637436, 16582217494333288780264
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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..1..2..0..1..0..2..2....0..2..0..0..2..0..0..2....0..1..0..0..1..1..2..2
..1..1..2..0..1..1..2..2....1..2..2..2..1..1..2..0....1..2..2..0..1..2..1..2
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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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