If n is a positive integer and n^2 is divisible by 72, then Matador 2 15 Apr 2006, 20:03 if n is a positive integer and n^2 is divisible by 72, then joemama142000 1 15 Dec 2005, 06:24 If n is a positive integer and n^2 is divisible by 72, then lhotseface 1 12 Dec 2005, 22:51 If n is a positive integer and n^2 is divisible by 72, then nakib77 11 17 Nov 2005, 13:12 If n is a positive integer and n^2