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A108072 Number of inner dual graphs of planar polyhexes with n hexagons having no nontrivial symmetry. 2

%I #12 Oct 01 2022 19:23:56

%S 1,0,0,0,0,5,22,90,342,1247,4491,16095,57906,209170,760830,2784913,

%T 10262649,38051063,141914613,532131882,2005320952,7591794561,

%U 28863820538,110172051829,422060152511,1622369728951

%N Number of inner dual graphs of planar polyhexes with n hexagons having no nontrivial symmetry.

%H Gunnar Brinkmann, Gilles Caporossi and Pierre Hansen, <a href="https://doi.org/10.1016/S0196-6774(02)00215-8">A constructive enumeration of fusenes and benzenoids</a>, Journal of Algorithms, Volume 45, Issue 2, November 2002, Pages 155-166.

%H Gunnar Brinkmann, Gilles Caporossi and Pierre Hansen, <a href="https://doi.org/10.1021/ci025526c">A Survey and New Results on Computer Enumeration of Polyhex and Fusene Hydrocarbons</a>, J. Chem. Inf. Comput. Sci. 2003, 43, 3, 842-851.

%Y Cf. A018190, A108070, A108071.

%K nonn

%O 1,6

%A _Gunnar Brinkmann_, Jun 05 2005

%E Name corrected by _Andrey Zabolotskiy_, Oct 01 2022

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Last modified April 23 14:32 EDT 2024. Contains 371914 sequences. (Running on oeis4.)