1,3

J. Brunvoll, S. J. Cyvin and B. N. Cyvin, Isomer enumeration of polygonal systems..., J. Molec. Struct. (Theochem), 364 (1996), 1-13.

Adjacent sequences: A121140 A121141 A121142 this_sequence A121144 A121145 A121146

Sequence in context: A057588 A030522 A091124 this_sequence A027048 A094856 A057623

nonn

N. J. A. Sloane (njas(AT)research.att.com), Aug 13 2006