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%I #7 Oct 11 2023 15:19:58
%S 2,16,512,65536,1129984,53104512,4800173156,740551922054
%N Number of independent vertex sets in the n X n giraffe graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/GiraffeGraph.html">Giraffe Graph</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/IndependentVertexSet.html">Independent Vertex Set</a>
%Y Cf. A141243, A366513, A366517.
%K nonn,more
%O 1,1
%A _Eric W. Weisstein_, Oct 11 2023