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A251017
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Number of (n+1)X(6+1) 0..2 arrays with no 2X2 subblock having the sum of its diagonal elements less than the maximum of its antidiagonal elements
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1
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845838, 431623476, 215399006284, 107601568615993, 53785005221582139, 26881736550623664594, 13434537978036585857431, 6714146262538950082356987, 3355558560304285381058357628, 1677030889133161924597190722127
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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..1..1..1....0..1..2..2..1..2..0....0..0..2..2..1..0..0
..1..1..2..1..2..2..1....0..1..1..1..1..2..2....0..2..2..0..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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