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A236081
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Number of (n+1) X (5+1) 0..2 arrays with the sum of each 2 X 2 subblock maximum and minimum lexicographically nondecreasing rowwise and columnwise.
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1
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167892, 40097396, 10003171144, 2353737191047, 558542932337300, 126138961904040570, 27744841719671138194, 5832339695757183406469, 1183186252204989571469409, 230924323943367731755228208
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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..0..2..0..0..1....0..0..0..1..1..2....1..0..2..0..2..1....1..0..0..0..1..2
..0..1..2..2..2..2....1..0..1..2..0..0....0..2..0..0..2..2....1..0..2..1..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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