Pandiagonal 12x12

Pandiagonal 12x12 Features:

Consecutive numbers, 1-144.

Magic sums:
Main 12x12 square = 870
Each 4x4 component = 290

Special:
Main square retains all magic features, no matter how the 4x4 components may be interchanged — 362,880 possibilities.

©2004 E.W. Shineman, Jr.