cp's OEIS Frontend

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.

A123105 Number of benzenoids with 22 hexagons, C_(2h) symmetry and containing 2n carbon atoms.

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%I A123105 #10 Nov 16 2023 18:13:33
%S A123105 2,32,138,510,1627,4641,12646,31360,70888,144276,261789,409747,524600,
%T A123105 462848,232842
%N A123105 Number of benzenoids with 22 hexagons, C_(2h) symmetry and containing 2n carbon atoms.
%H A123105 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 5 column 6 on page 847.
%F A123105 Sum_n a(n) = 2157946 = A121210(22). - _Andrey Zabolotskiy_, Nov 15 2023
%Y A123105 Cf. A122539, A121964, A122736, A123044, A121210.
%K A123105 nonn,fini,full
%O A123105 31,1
%A A123105 _Parthasarathy Nambi_, Sep 28 2006
%E A123105 Name and offset edited by _Andrey Zabolotskiy_, Nov 15 2023