A122097 Number of fusenes with 23 hexagons, C_(2v) symmetry and containing n carbon atoms.

2, 9, 33, 38, 236, 126, 723, 473, 2416, 1658, 7813, 4675, 21575, 13325, 57298, 36963, 152858, 90391, 357015, 192587, 737545, 381508, 1434489, 667157, 2507225, 895538, 3385348, 777673, 3022948, 342738, 1502284

Offset

64,1

References

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 9 column 7 on page 849.

Links

Table of n, a(n) for n=64..94.

Example

If n=64 then the number of fusenes with 23 hexagons with C_(2v) symmetry is 2.
If n=65 then the number of fusenes with 23 hexagons with C_(2v) symmetry is 9.
If n=66 then the number of fusenes with 23 hexagons with C_(2v) symmetry is 33.
If n=67 then the number of fusenes with 23 hexagons with C_(2v) symmetry is 38.
If n=94 then the number of fusenes with 23 hexagons with C_(2v) symmetry is 1502284.

Crossrefs

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

Sequence in context: A139628 A170872 A123142 * A073400 A048498 A215695

Adjacent sequences: A122094 A122095 A122096 * A122098 A122099 A122100

Keyword

nonn

Author

Parthasarathy Nambi, Oct 17 2006

Status

approved