Re: um.....this is...!

From: Ignacio Larrosa Cañestro (ilarrosaQUITARMAYUSCULAS_at_mundo-r.com)
Date: 10/05/04


Date: Tue, 5 Oct 2004 17:26:33 +0200

En el mensaje:cjudam$qor$1@news.hananet.net,
mina_world <mina_world@hanmail.net> escribió:
> hello.....doctor~
>
> a_1 = 1
>
> 2*{a_(n+1)} = 3*a_n + sqrt{(5(a_n)^2) + 4} (n >= 1)
>
> show that there does not exist n such that 1989 | a_(2n).
> (n is positive integer)
>
> ----------------------------------------------------
>
> um....it's so difficult to me.
>
> i need your advice.
>
> thank you very much for your advice.

Hint: Prove that a(n) = Fibonacci(2n)

-- 
Best regards,
Ignacio Larrosa Cañestro
A Coruña (España)
ilarrosaQUITARMAYUSCULAS@mundo-r.com 


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