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A125064
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Number of monocyclic skeletons with a ring size of n. See the paper by Hendrickson and Parks for details.
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5
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1, 2, 11, 39, 169, 534, 1612, 3894, 8771, 16307, 29391, 43291, 69429, 83571
(list; graph; refs; listen; history; internal format)
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OFFSET
| 16,2
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REFERENCES
| J. B. Hendrickson and C. A. Parks, "Generation and Enumeration of Carbon skeletons", J. Chem. Inf. Comput. Sci, vol. 31 (1991) pp. 101-107. See Table 6 on page 103.
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EXAMPLE
| If the ring size 16 then the number of skeletons is 1.
If the ring size 15 then the number of skeletons is 2.
If the ring size 14 then the number of skeletons is 11.
If the ring size 13 then the number of skeletons is 39.
If the ring size 3 then the number of skeletons is 83571.
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CROSSREFS
| Cf. A000602, A036671, A112410, A112619, A112408, A112424, A112425, A112426.
Sequence in context: A143550 A000175 A187259 * A055329 A193005 A152895
Adjacent sequences: A125061 A125062 A125063 * A125065 A125066 A125067
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KEYWORD
| nonn
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AUTHOR
| Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Jan 05 2007
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