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A123289
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Number of fusenes with 23 hexagons, D_(2h) symmetry and containing n carbon atoms.
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14
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1, 3, 3, 6, 13, 19, 28, 37, 55, 92, 91, 139, 114, 256, 188
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OFFSET
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64,2
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REFERENCES
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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 5 on page 849.
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LINKS
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Table of n, a(n) for n=64..78.
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EXAMPLE
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If n=64 then the number of fusenes with 23 hexagons with D_(2h) symmetry is 1.
If n=66 then the number of fusenes with 23 hexagons with D_(2h) symmetry is 3.
If n=68 then the number of fusenes with 23 hexagons with D_(2h) symmetry is 3.
If n=70 then the number of fusenes with 23 hexagons with D_(2h) symmetry is 6.
If n=94 then the number of fusenes with 23 hexagons with D_(2h) symmetry is 188.
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CROSSREFS
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Cf. A122539, A121964, A122736, A123044, A123106, A123105, A123104, A123142.
Sequence in context: A231829 A287151 A123140 * A096572 A318540 A325879
Adjacent sequences: A123286 A123287 A123288 * A123290 A123291 A123292
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KEYWORD
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nonn
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AUTHOR
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Parthasarathy Nambi, Oct 10 2006
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STATUS
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approved
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