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 A122736 #9 Nov 16 2023 18:12:58 %S A122736 2,4,21,44,103,232,480,577,460 %N A122736 Number of benzenoids with 21 hexagons, C_(3h) symmetry and containing 61+2n carbon atoms. %H A122736 G. Brinkmann, G. Caporossi and P. 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., vol. 43 (2003) 842-851. See Table 4 column 4 on page 846. %Y A122736 Cf. A122539, A121964. %K A122736 nonn,fini,full %O A122736 0,1 %A A122736 _Parthasarathy Nambi_, Sep 24 2006 %E A122736 Name and offset edited by _Andrey Zabolotskiy_, Nov 15 2023