0,2

This appears in relation to the degeneracy of the ground states of certain 3-dimensional lattice models in statistical physics.

Table of n, a(n) for n=0..9.

Row n=3 of A185697.

Sequence in context: A126548 A108670 A136925 * A136926 A042412 A078876

Adjacent sequences: A181320 A181321 A181322 * A181324 A181325 A181326

fini,full,nonn

Marcos Simoes, Jan 27 2011

approved