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%I #10 Nov 02 2017 23:08:53
%S 0,0,0,0,1,13,205,4308,135563,7161399
%N Number of simple connected graphs on n nodes whose independence number a(g)=4.
%C The independence number of a graph is the cardinality of the largest independent vertex set.
%H Travis Hoppe and Anna Petrone, <a href="https://github.com/thoppe/Encyclopedia-of-Finite-Graphs">Encyclopedia of Finite Graphs</a>
%H T. Hoppe and A. Petrone, <a href="http://arxiv.org/abs/1408.3644">Integer sequence discovery from small graphs</a>, arXiv preprint arXiv:1408.3644, 2014
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/IndependenceNumber.html">Independence Number</a>, <a href="http://mathworld.wolfram.com/MaximumIndependentVertexSet.html">Maximum Independent Vertex Set</a>
%Y Column 4 of A294490.
%Y Cf. Values of a(g) for simple connected graphs, A243781, A243782, A243783, A243784.
%K nonn,more
%O 1,6
%A _Travis Hoppe_ and _Anna Petrone_, Jun 20 2014
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