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Nice sum (Posted on 2004-08-24) Difficulty: 3 of 5
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: 2.7500 (4 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re: Solution | Comment 11 of 13 |
(In reply to Solution by Keith Steele)

seems to ME that you all need a hobby.  or a girlfriend.   either would do wonders for both of you.  =)
  Posted by Sarifa on 2004-10-08 17:48:13

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