The ornamental design for "lattice panel with octagonal pattern modules", as shown as shown and described.
FIG. 1 is a front elevation view of a lattice panel showing my new design
for a lattice panel with octagonal pattern modules; and FIG. 2 is a bottom
view, which is the same as the top view, of the lattice panel with
octagonal pattern modules; FIG. 3 is a right side view, which is the same
as the left side view, of the lattice panel with octagonal pattern
modules; and, FIG. 4 is a rear elevation view of the lattice panel with
octagonal pattern modules.