The animation below shows the combinations, I have found so far, that sum to 260.(NOTE: For those using Internet Explorer 5.0, please excuse the breaking up of the animated GIF. I.E. 5.0 does not seem to handle some animated GIFs very well.)

Return to the 8x8 page.

Return to the 16x16 page.

I was recently sent the following link to an animated 8x8 Franklin Magic square by Lee-Anne Grunwald using flash software. The URL is:
http://www-personal.une.edu.au/~lgrunwa2/une/KLAs/maths/Benfranklin_magicsquare.html