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A253406
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Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock diagonal maximum plus antidiagonal minimum unequal to its neighbors horizontally, vertically and ne+sw antidiagonally
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1
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3920448, 2763096, 5662124, 27085902, 139685535, 954233428, 4643086490, 27322067530, 163912344968, 848291663906, 4872009295964, 30392607749668, 151393708633722, 895214647275986, 5436737824552890, 27492714672723338
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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..0..1..2..0..0..1....0..0..0..0..2..2..1..2....0..0..0..2..2..0..2..2
..2..2..0..2..1..1..1..1....0..2..0..1..2..1..2..2....1..1..0..2..1..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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