Magic Figures (squares and cubes)

In a certain figure integers are placed in such a way that certain sums are equal

that all the horizontal, vertical and diagonal sums are the same.

A magical cube of order n is an n by n by n cube wherein all the numbers 1 to n

that all the horizontal, vertical, transversal and triagonal sums are the same.

related subject (started Februari 1999) Generalized Magic Objects

related subject (started May 1999) Pan Magic Stars

related subject (started June 1999) The HyperCube