n(2n+1), is equal to the sum of the squares of the next n consecutive integers.
n=1 3^{2} + 4^{2} = 5^{2} n=2 10^{2} + 11^{2} + 12^{2} = 13^{2} + 14^{2} . . .Prove that the proposition holds for all integers greater than zero.


perplexus dot info 


