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Fibonacci Lore (Posted on 2005-06-10) Difficulty: 4 of 5
The Fibonacci sequence goes F(0)=0, F(1)=1, and for n>1, F(n)=F(n-1)+F(n-2).

Show that for every positive integer m there exists an integer n>0 such that m divides F(n).

See The Solution Submitted by McWorter    
Rating: 4.0000 (3 votes)

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Some Thoughts re(2): Proof--Quick fix | Comment 8 of 15 |
(In reply to re: Proof--Quick fix by Tristan)

ABCDECDECDE... is impossible because C can only be preceded by a unique pair of consecutive fibonacci numbers.

The chart in your previous post provides several counterexamples.  For example, modulo 9, 7 is preceded by (4,3) and (8,8).

But I believe you're on the right track...

Edited on June 11, 2005, 9:49 pm
  Posted by Nick Hobson on 2005-06-11 21:47:44

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