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 A113205 #18 Oct 03 2019 05:47:13 %S A113205 1,0,1,1,3,2,12,16,59,133,445,1248,4162,13014,43474,143304,484444, %T A113205 1639388,5617205,19332596,67048051,233691112,819121608,2884443024, %U A113205 10204104900,36247138920,129264732757,462661038926,1661637913984 %N A113205 Same as A002880, but with orientation-reversing isomorphisms forbidden. %H A113205 G. Brinkmann, S. Greenberg, C. Greenhill, B. D. McKay, R. Thomas, and P. Wollan, <a href="http://dx.doi.org/10.1016/j.disc.2005.10.005">Generation of simple quadrangulations of the sphere</a>, Discr. Math., 305 (2005), 33-54. %H A113205 Gunnar Brinkmann and Brendan McKay, <a href="http://users.cecs.anu.edu.au/~bdm/plantri/">plantri and fullgen</a> programs for generation of certain types of planar graph. %H A113205 Gunnar Brinkmann and Brendan McKay, <a href="/A000103/a000103_1.pdf">plantri and fullgen</a> programs for generation of certain types of planar graph [Cached copy, pdf file only, no active links, with permission] %H A113205 CombOS - Combinatorial Object Server, <a href="http://combos.org/plantri">generate planar graphs</a> %Y A113205 Cf. A113201, A078666, A007022, A002880, A113202, A113203, A113204. %K A113205 nonn %O A113205 6,5 %A A113205 _N. J. A. Sloane_, Jan 07 2006