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A123277 Number of polyhexes with 24 hexagons, C_(2h) symmetry and containing 2n carbon atoms. 13

%I #10 Nov 16 2023 18:15:23

%S 18,107,427,1490,4590,13298,35971,90268,209337,443940,846043,1440863,

%T 2105423,2482288,2018188,931601

%N Number of polyhexes with 24 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 7 column 6 on page 848.

%F Sum_n a(n) = 10623852 = A121210(24). - _Andrey Zabolotskiy_, Nov 15 2023

%Y Cf. A122539, A121964, A122736, A123044, A123106, A123105, A123104, A123142, A121210.

%K nonn,fini,full

%O 34,1

%A _Parthasarathy Nambi_, Oct 10 2006

%E Name and offset edited by _Andrey Zabolotskiy_, Nov 15 2023

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Last modified June 5 04:27 EDT 2024. Contains 373102 sequences. (Running on oeis4.)