A123602 Number of fusenes with 25 hexagons, D_(3h) symmetry and containing 3n carbon atoms.

1, 2, 1, 1, 1, 8, 3, 18, 0, 38

Offset

23,2

Links

Table of n, a(n) for n=23..32.

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 11 column 3 on page 850.

Crossrefs

Cf. A122539, A121964, A122736, A123044, A123106, A123105, A123104, A123142, A123289, A123288, A123287, A123286, A123285, A123284, A123277, A123209, A123205.

Sequence in context: A322143 A264081 A061538 * A208896 A288972 A065521

Adjacent sequences: A123599 A123600 A123601 * A123603 A123604 A123605

Keyword

nonn,fini,full

Author

Parthasarathy Nambi, Nov 14 2006

Extensions

Missing a(31) = 0 inserted, name and offset edited by Andrey Zabolotskiy, Nov 15 2023

Status

approved