perplexus.info :: Just Math : Nice sum

Nice sum (Posted on 2004-08-24)

Give a closed expression for the infinite sum:

1/1 + 2/(2+3) + 3/(4+5+6) + 4/(7+8+9+10) + ...

See The Solution Submitted by Federico Kereki

Rating: 3.0000 (5 votes)

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
Problem Solution With Explanation	K Sengupta	2007-05-28 12:15:57
answer	K Sengupta	2007-05-28 12:14:40
re: Solution	Sarifa	2004-10-08 17:48:13
re: Solution	Nick Hobson	2004-09-01 14:51:37
Solution	Keith Steele	2004-08-30 20:10:09
re: Solution	Federico Kereki	2004-08-28 21:24:33
Solution	Nick Hobson	2004-08-27 16:34:34
solution	bernie	2004-08-26 13:53:49
re: starting observation	Vee-Liem Veefessional	2004-08-26 00:27:58
re(2): No Subject	Vee-Liem Veefessional	2004-08-26 00:23:03
re: No Subject	Federico Kereki	2004-08-25 08:51:47
No Subject	Vee-Liem Veefessional	2004-08-24 23:36:59
starting observation	Charlie	2004-08-24 12:54:58

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (3)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info