%I #14 Oct 01 2015 15:35:46
%S 1,1,3,10,44,249,1513,10002,68455,482571,3470782,25391403,188353848,
%T 1414150643,10728851795,82151290333,634203702080,4931994064073,
%U 38607981904156,304032521364835
%N Number of generalized fusenes with n heptagons.
%H G. Brinkmann, O. Delgado Friedrichs, S. Lisken, A. Peeters, N. Van Cleemput, <a href="http://caagt.ugent.be/CaGe/">CaGe - a Virtual Environment for Studying Some Special Classes of Plane Graphs</a>
%H G. Brinkmann and P. Goetschalckx, <a href="http://match.pmf.kg.ac.rs/electronic_versions/Match74/n3/match74n3_505-520.pdf">Enumeration of Generalized Fusenes</a>, MATCH: Communications in Mathematical and in Computer Chemistry, 74(3) (2015), 505-520.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Fusene.html">Fusene</a>
%Y Cf. A108070, A259351, A259353, A259354, A259355.
%K nonn
%O 1,3
%A _Pieter Goetschalckx_, Jun 24 2015