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

18, 107, 427, 1490, 4590, 13298, 35971, 90268, 209337, 443940, 846043, 1440863, 2105423, 2482288, 2018188, 931601

Offset

34,1

Links

Table of n, a(n) for n=34..49.

G. Brinkmann, G. Caporossi and P. Hansen, A Survey and New Results on Computer Enumeration of Polyhex and Fusene Hydrocarbons, J. Chem. Inf. Comput. Sci., vol. 43 (2003) 842-851. See Table 7 column 6 on page 848.

Formula

Sum_n a(n) = 10623852 = A121210(24). - Andrey Zabolotskiy, Nov 15 2023

Crossrefs

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

Sequence in context: A304763 A322648 A285854 * A123595 A317461 A225219

Adjacent sequences: A123274 A123275 A123276 * A123278 A123279 A123280

Keyword

nonn,fini,full

Author

Parthasarathy Nambi, Oct 10 2006

Extensions

Name and offset edited by Andrey Zabolotskiy, Nov 15 2023

Status

approved