[seqfan] Re: Q regarding A023172 (Numbers n such that n divides Fib(n).)

Klaus Brockhaus klaus-brockhaus at t-online.de
Sun Nov 28 12:18:48 CET 2010


  Am 28.11.2010 11:47, schrieb Joerg Arndt:
> Can anyone answer the following?
>
> "Are there any a(n)>1 that are neither
>   a multiple of 5 nor a multiple of 5?"
>
> See (the pink box near top in)
>   http://oeis.org/history?seq=A023172
>
>
>
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>
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>
2 for example, and 6, and infinitely many others.





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