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%I #10 Nov 16 2023 18:15:49
%S 6,45,145,510,1706,4697,12446,32297,73731,147440,274532,454304,594505,
%T 514849,245895
%N Number of benzenoids with 23 hexagons, C_(2h) symmetry and containing 2n carbon atoms.
%H 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 6 column 6 on page 847.
%F Sum_n a(n) = 2357108 = A121210(23). - _Andrey Zabolotskiy_, Nov 15 2023
%Y Cf. A122539, A121964, A122736, A123044, A123106, A123105, A123104, A121210.
%K nonn,fini,full
%O 33,1
%A _Parthasarathy Nambi_, Oct 01 2006
%E Name and offset edited by _Andrey Zabolotskiy_, Nov 15 2023
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