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%I #19 Feb 02 2023 06:23:18
%S 1,0,0,0,0,0,2,14,398,23923
%N Number of connected simple graphs for which D.x = 1 has no solutions when D is the distance matrix.
%H Stefan Steinerberger, <a href="https://arxiv.org/abs/2205.15920">The first eigenvector of a distance matrix is nearly constant</a>, arXiv:2205.15920 [math.FA], 2022.
%H Stefan Steinerberger, <a href="https://arxiv.org/abs/2202.01658">Curvature on graphs via equilibrium measures</a>, arXiv:2202.01658 [math.CO], 2022; J. Graph Theory (2023), 1-22.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/DistanceMatrix.html">Distance Matrix</a>
%K nonn,more
%O 1,7
%A _Eric W. Weisstein_, Jun 01 2022
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