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Old 2020-09-21, 15:41   #5
R. Gerbicz
 
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"Robert Gerbicz"
Oct 2005
Hungary

1,429 Posts
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Quote:
Originally Posted by Till View Post
Thanks for your analysis. I submitted the conjecture to OEIS.
It is a triviality, once you know the sum of a geometric serie, could be known for 2400 years. To make things easier split the proof for odd/even n.
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