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A123286 Number of fusenes with 22 hexagons, D_(2h) symmetry and containing n carbon atoms. 14
1, 3, 3, 6, 17, 19, 26, 32, 40, 54, 131, 70, 277, 51, 188 (list; graph; refs; listen; history; text; internal format)
OFFSET

62,2

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 8 column 5 on page 848.

LINKS

Table of n, a(n) for n=62..76.

EXAMPLE

If n=62 then the number of fusenes with 22 hexagons with D_(2h) symmetry is 1.

If n=64 then the number of fusenes with 22 hexagons with D_(2h) symmetry is 3.

If n=66 then the number of fusenes with 22 hexagons with D_(2h) symmetry is 3.

If n=68 then the number of fusenes with 22 hexagons with D_(2h) symmetry is 6.

If n=90 then the number of fusenes with 22 hexagons with D_(2h) symmetry is 188.

CROSSREFS

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

Sequence in context: A095356 A123104 A038076 * A132818 A134068 A025256

Adjacent sequences:  A123283 A123284 A123285 * A123287 A123288 A123289

KEYWORD

nonn

AUTHOR

Parthasarathy Nambi, Oct 10 2006

STATUS

approved

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Last modified November 25 13:47 EST 2020. Contains 338623 sequences. (Running on oeis4.)