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A250113
Number of asymmetric Lucas strings of length n.
2
0, 0, 0, 0, 0, 0, 0, 0, 18, 20, 66, 120, 260, 420, 900, 1408, 2652, 4284, 7676, 12400, 21546, 34584, 58742, 94896, 158400, 255632, 422874, 683144, 1121256, 1812480, 2960872, 4787712, 7796184, 12608220, 20487110, 33139440, 53768252, 86981924, 140995764
OFFSET
1,9
LINKS
A. R. Ashrafi, J. Azarija, K. Fathalikhani, S. Klavzar and M. Petkovsek, Vertex and edge orbits of Fibonacci and Lucas cubes, 2014; See Table 3.
A. R. Ashrafi, J. Azarija, K. Fathalikhani, S. Klavzar, et al., Orbits of Fibonacci and Lucas cubes, dihedral transformations, and asymmetric strings, 2014.
CROSSREFS
Sequence in context: A181453 A113542 A075865 * A182226 A066240 A115747
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Nov 19 2014
EXTENSIONS
More terms from Lars Blomberg, Dec 05 2016
STATUS
approved