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Search: id:A121330
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| A121330 |
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Number of bridged bicyclic skeletons with n carbon atoms (see Parks et al. for precise definition). |
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+0
6
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| 0, 0, 0, 8, 9, 53, 251, 1053, 4078, 14945, 52586, 179411, 597480, 1951618, 6274858, 19912475, 62497879, 194330213, 599408935, 1836028197, 5589730484
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OFFSET
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5,4
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REFERENCES
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Camden A. Parks and James B. Hendrickson, Enumeration of monocyclic and bicyclic carbon skeletons, J. Chem. Inf. Comput. Sci., vol. 31, 334-339 (1991).
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CROSSREFS
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Sequence in context: A165239 A103315 A042847 this_sequence A152189 A042873 A033045
Adjacent sequences: A121327 A121328 A121329 this_sequence A121331 A121332 A121333
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Aug 27 2006
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