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A243787 Number of graphs with n nodes that are chordal and planar. 0


%S 1,1,2,5,14,52,228,1209,7463,52520,407856,3414672,30229061,279124327

%N Number of graphs with n nodes that are chordal and planar.

%H Aharon Davidson, <a href="https://arxiv.org/abs/1907.03090">From Planck Area to Graph Theory: Topologically Distinct Black Hole Microstates</a>, arXiv:1907.03090 [gr-qc], 2019.

%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 [math.CO], 2014.

%H F. Hüffner, <a href="https://github.com/falk-hueffner/tinygraph">tinygraph</a>, software for generating integer sequences based on graph properties.

%Y Cf. A048192 (chordal graphs), A003094 (planar graphs).

%K nonn,more

%O 1,3

%A _Travis Hoppe_ and _Anna Petrone_, Jun 27 2014

%E a(11)-a(14) added using tinygraph by _Falk Hüffner_, May 12 2019

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Last modified August 13 08:27 EDT 2020. Contains 336442 sequences. (Running on oeis4.)