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A362576
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Number of vertex cuts in the n X n rook complement graph.
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1
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0, 9, 114, 908, 5985, 35505, 196602, 1036992, 5277357, 26134385, 126677826, 603492444, 2834183937, 13150592889, 60391598610, 274863240992, 1241212143357, 5566202141193, 24807561785514, 109950785325900, 484883791129185, 2128652665933409, 9306262365861834
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OFFSET
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1,2
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LINKS
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FORMULA
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a(n) = 2*n*(2^n-n-1) + n^2*(2^(n-1)-1)^2 + binomial(n,2)^2.
a(n) = 2^(n^2) - 1 - A291593(n). (End)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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a(2) corrected and terms a(6) and beyond from Andrew Howroyd, Apr 30 2023
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STATUS
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approved
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