Posted by clavin on Wednesday, June 5, 2013 at 9:11am.
For each positive integer n, let Hn=1/1 + 1/2 +⋯+ 1/n . If ∑ (up)∞ (base)(n=4) 1/n*Hn*H(n1)= a/b for relatively prime positive integers a and b, find a+b.

heeeelp math  Brutual, Thursday, June 6, 2013 at 10:22am
imageshack.us/photo/myimages/17/codecogseqn1.gif/
Did you mean this? 
heeeelp math  clavin, Thursday, June 6, 2013 at 11:39am
yes

heeeelp math  Brutual, Thursday, June 6, 2013 at 12:28pm
Except for the equals sign right?

heeeelp math  amgad, Saturday, June 8, 2013 at 5:06pm
17