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%I #8 Aug 20 2017 09:57:42
%S 1,2,5,19,96,483,3625,23397,222454,1851965
%N Number of maximal irredundant sets in the n X n black bishop graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/BlackBishopGraph.html">Black Bishop Graph</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/MaximalIrredundantSet.html">Maximal Irredundant Set</a>
%Y Cf. A291060, A291106, A290714.
%K nonn,more
%O 1,2
%A _Eric W. Weisstein_, Aug 17 2017
%E a(7)-a(10) from _Andrew Howroyd_, Aug 19 2017
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