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A241840 Number of simple connected graphs on n nodes that are not distance-regular. 0

%I

%S 0,0,1,4,19,108,851,11112,261076,11716564

%N Number of simple connected graphs on n nodes that are not distance-regular.

%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/Distance-RegularGraph.html">Distance-Regular Graph</a>

%F a(n) = A001349(n) - A241814(n).

%K nonn,less

%O 1,4

%A _Travis Hoppe_ and _Anna Petrone_, Apr 29 2014

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Last modified July 8 01:48 EDT 2020. Contains 335502 sequences. (Running on oeis4.)