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A121329 Number of bridged bicyclic skeletons with n carbon atoms (see Parks et al. for precise definition). 0
0, 1, 5, 23, 88, 313, 1054, 3431, 10880, 33867, 103836, 314757, 945067, 2816287, 8339029, 24562712, 72025232, 210399896, 612602926, 1778618989, 5589730484 (list; graph; refs; listen; history; text; internal format)
OFFSET
5,3
REFERENCES
Camden A. Parks and James B. Hendrickson, Enumeration of monocyclic and bicyclic carbon skeletons, J. Chem. Inf. Comput. Sci., vol. 31, 334-339 (1991).
LINKS
CROSSREFS
Sequence in context: A147359 A034447 A255803 * A246175 A362764 A283224
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Aug 27 2006
STATUS
approved

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Last modified July 19 03:15 EDT 2024. Contains 374388 sequences. (Running on oeis4.)