%I #25 May 25 2017 22:01:56
%S 0,0,0,1,6,54,581,9503,249169,11607032,1005452874,164042264045,
%T 50335602558672,29003480904157108
%N Number of simple connected graphs on n nodes that are non-chordal.
%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/ChordalGraph.html">Chordal Graph</a>
%F a(n) = A001349(n) - A048192(n).
%F a(n) = A287481(n) - A287482(n). - _Eric W. Weisstein_, May 26 2017
%Y Cf. A287481 (not-necessarily connected simple non-chordal graphs).
%Y Cf. A287482 (disconnected simple non-chordal graphs).
%K nonn,less
%O 1,5
%A _Travis Hoppe_ and _Anna Petrone_, Apr 29 2014
%E a(13) and a(14) from formula by _Falk Hüffner_, Jan 15 2016