login
A135527
Number of polyenes with 2n carbon atoms.
1
1, 1, 2, 4, 11, 30, 96, 319, 1135, 4150, 15690, 60506, 237853, 948455, 3831226, 15642947, 64484774, 268055006, 1122646262, 4733357618, 20078203381, 85637471487, 367093826598, 1580813221552, 6836181195493
OFFSET
1,3
REFERENCES
J. V. Knop, W. R. Mueller, K. Szymanski and N. Trinajstich, Computer Generation of Certain Classes of Molecules, Zagreb, 1985, see p. 56.
N. Trinajstić, S. Nikolić, J. V. Knop, W. R. Müller and K. Szymanski, Computational Chemical Graph Theory: Characterization, Enumeration, and Generation of Chemical Structures by Computer Methods, Ellis Horwood, 1991.
LINKS
Andrey Zabolotskiy, Table of n, a(n) for n = 1..50 (from Trinajstić et al., Table III.13 on p. 155)
CROSSREFS
Sequence in context: A148156 A148157 A141268 * A215460 A339225 A148158
KEYWORD
nonn
AUTHOR
Neven Juric (neven.juric(AT)apis-it.hr), Feb 10 2008
STATUS
approved