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A133556
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Number of n X n binary matrices with every 1 diagonally or antidiagonally adjacent to some 0.
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1
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1, 9, 187, 11881, 3720993, 4652194849, 21048197450115, 362982575751004609, 24187438805159042241345, 6154694340999818634869088969, 5974124007380479364088559506443355
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OFFSET
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1,2
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COMMENTS
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Number of dominating sets in the direct product of the graphs P_n and P_n. - Andrew Howroyd, May 10 2017
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LINKS
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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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