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A121163 Number of separated bicyclic skeletons with n carbon atoms (see Parks et al. for precise definition). 0
1, 7, 35, 147, 565, 2042, 7080, 23799, 78158, 251994, 800580, 2512782, 7807698, 24053791, 73565545, 223576181, 675753702, 2032603573, 6087798266 (list; graph; refs; listen; history; text; internal format)
OFFSET

7,2

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

Table of n, a(n) for n=7..25.

CROSSREFS

Sequence in context: A169794 A240418 A211843 * A223621 A215510 A240423

Adjacent sequences:  A121160 A121161 A121162 * A121164 A121165 A121166

KEYWORD

nonn

AUTHOR

Parthasarathy Nambi, Aug 13 2006

EXTENSIONS

More terms from N. J. A. Sloane, Aug 27 2006

STATUS

approved

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Last modified June 30 06:00 EDT 2022. Contains 354914 sequences. (Running on oeis4.)