3,3
S. J. Cyvin, F. Zhang and J. Brunvoll, Enumeration of perifusenes with one internal vertex..., J. Math. Chem., 11 (1992), 283-292
Sequence in context: A071246 A014585 A197854 * A038381 A082970 A197868
Adjacent sequences: A122735 A122736 A122737 * A122739 A122740 A122741
nonn
N. J. A. Sloane (njas(AT)research.att.com), Sep 24 2006