Question

For each positive integer n, let Hn=1/1 + 1/2 +⋯+ 1/n . If ∑ (up)∞ (base)(n=4) 1/n*Hn*H(n-1)= a/b for relatively prime positive integers a and b, find a+b.

Answer 1

imageshack.us/photo/my-images/17/codecogseqn1.gif/

Did you mean this?

Answer 2

yes

Answer 3

Except for the equals sign right?

Answer 4

17