This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A111916 #14 May 06 2021 16:17:05 %S A111916 1,2,5,18,80,475,3836,39555,495045,7159696,116040456,2068782009, %T A111916 40107422184,838931116609 %N A111916 Number of Yutsis graphs or cubic dual Hamiltonian graphs on 2n nodes. %C A111916 Connected cubic graphs on 2n nodes which can be partitioned into two vertex induced trees which are necessarily of the same size. %C A111916 They are called dual Hamiltonian because the cut separating both trees contains n+2 edges, corresponding to a Hamiltonian cycle in the planar dual if the graph is planar. %C A111916 Maximal connected cubic graphs in the size of the largest vertex induced forest (floor((6*n-2)/4) nodes for a cubic graph on 2n nodes). %D A111916 F. Jaeger, On vertex-induced forests in cubic graphs, Proceedings 5th Southeastern Conference, Congressus Numerantium (1974) 501-512. %D A111916 A. P. Yutsis, I. B. Levinson and V. V. Vanagas, Mathematical Apparatus of the Theory of Angular Momentum, Israel Program for Scientific Translation, Jerusalem, 1962. %H A111916 Dries Van Dyck and Veerle Fack, <a href="http://caagt.ugent.be/yutsis">Yutsis Project</a> %H A111916 D. Van Dyck, G. Brinkmann, V. Fack and B. D. McKay, <a href="https://doi.org/10.1016/j.cpc.2005.07.008">To be or not to be Yutsis: algorithms for the decision problem</a>, Computer Physics Communications 173 (2005) 61-70. %K A111916 nonn,more %O A111916 2,2 %A A111916 Dries Van Dyck (VanDyck.Dries(AT)Gmail.com), Mar 05 2006