A121099 - OEIS

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A121099

Isomers of polyenes attached to benzene (see Cyvin et al. for precise definition).

0

3, 31, 205, 1155, 5867

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OFFSET

5,1

LINKS

Table of n, a(n) for n=5..9.

B. N. Cyvin, E. Brendsdal, J. Brunvoll and S. J. Cyvin, Isomers of polyenes attached to benzene, Croatica Chemica Acta, 68 (1995), 63-73.

FORMULA

a(n) = A121092(n) - A121096(n). - R. J. Mathar, Jul 26 2019

CROSSREFS

Sequence in context: A333368 A060425 A203242 * A197746 A342260 A121147

Adjacent sequences: A121096 A121097 A121098 * A121100 A121101 A121102

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Aug 11 2006

STATUS

approved