Appeared in New Journal of Mathematics 7 (2001), 223-231.
This second sequel to the Foundations article in this Umbral Transfer Matrix series , illustrates how to automatically derive Umbral Schemes for 2D lattice-animals each of whose vertical cross-sections has a bounded number of boards, but each board can be as long as you wish.
IMPORTANT: This article is accompanied by a Maple package ZOO.
Doron Zeilberger's List of Papers