A121157 Number of monocyclic skeletons with n carbon atoms and a ring size of 10.

1, 1, 7, 21, 93, 319, 1170, 3931, 13168, 42365, 134372, 416765, 1275718, 3850137, 11501014, 34025545, 99891325, 291245242, 844287970, 2435145974, 6993264128, 20007298353, 57051831889, 162217819731, 460079126428, 1301975691316, 3677269460008, 10368105592318

Offset: 10

Author

Parthasarathy Nambi, Aug 13 2006

Keywords

• nonn

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

• Andrew Howroyd, Table of n, a(n) for n = 10..200

Crossrefs

Column k=10 of A305059.

Extensions

Terms a(26) and beyond from Andrew Howroyd, May 24 2018