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A123598 Number of fusenes with 25 hexagons, C_(2v) symmetry and containing n carbon atoms. 0
3, 24, 29, 131, 114, 670, 423, 2307, 1353, 6814, 4581, 21998, 13890, 64640, 38789, 170723, 104802, 441222, 269058, 1095003, 610892, 2398941, 1239007, 4754880, 2316724, 8787858, 3726026, 14143599, 4553620, 17450804, 3642533, 14388434 (list; graph; refs; listen; history; text; internal format)
OFFSET
69,1
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 11 column 7 on page 850.
LINKS
EXAMPLE
If n=69 then the number of fusenes with 25 hexagons with C_(2v) symmetry is 3.
If n=70 then the number of fusenes with 25 hexagons with C_(2v) symmetry is 24.
If n=71 then the number of fusenes with 25 hexagons with C_(2v) symmetry is 29.
If n=72 then the number of fusenes with 25 hexagons with C_(2v) symmetry is 131.
If n=100 then the number of fusenes with 25 hexagons with C_(2v) symmetry is 14388434.
CROSSREFS
Sequence in context: A175471 A035409 A081312 * A106217 A267274 A217554
KEYWORD
nonn
AUTHOR
Parthasarathy Nambi, Nov 14 2006
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)