A123285 Number of fusenes with 22 hexagons, C_(3h) symmetry and containing 3n carbon atoms.

1, 2, 8, 21, 60, 160, 281, 655, 1003, 1102

Offset

21,2

Links

Table of n, a(n) for n=21..30.

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 8 column 4 on page 848.

Crossrefs

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

Sequence in context: A264245 A123044 A143229 * A143212 A316270 A219970

Adjacent sequences: A123282 A123283 A123284 * A123286 A123287 A123288

Keyword

nonn,fini,full

Author

Parthasarathy Nambi, Oct 10 2006

Extensions

Name and offset edited by Andrey Zabolotskiy, Nov 15 2023

Status

approved