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Evaluate this sum (Posted on 2005-12-21) Difficulty: 4 of 5
Evaluate this sum in terms of n (the number of terms):
        1      2       4        8          16         
   S = --- + ----- + ----- + ------- + ---------- + ..... 
        2      5       41     3,281    21,523,361              

See The Solution Submitted by pcbouhid    
Rating: 4.3333 (3 votes)

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Some Thoughts re(3): Using Charlie's idea (spoiler?) -- numerical verification | Comment 6 of 14 |
(In reply to re(2): Using Charlie's idea (spoiler?) -- numerical verification by Charlie)

Thanks Charlie. I was able to show by induction that Bob's and your's closed form satisfied my differnce equation.
  Posted by Bractals on 2005-12-21 18:24:45

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