Originally posted by Jim Yingst:
If n is even, then the total number of triangles is n * (2 * n + 1) * (n + 2) / 8.
That was a tough one to solve. Very impressive sir. From henceforth you shall be known as Merlin the wizard
[This message has been edited by Sahir Shibley (edited May 11, 2001).]