1,5
A. M. Nemirovsky et al., Marriage of exact enumeration and 1/d expansion methods: lattice model of dilute polymers, J. Statist. Phys., 67 (1992), 1083-1108; see Eq 4b.
Table of n, a(n) for n=1..9.
Sequence in context: A205038 A079013 A186865 * A002520 A183771 A107529
Adjacent sequences: A038725 A038726 A038727 * A038729 A038730 A038731
nonn
N. J. A. Sloane, May 02 2000
approved