[seqfan] Re: More (composite) terms for A233281

Hans Havermann gladhobo at teksavvy.com
Sat Feb 15 13:15:13 CET 2014

Sorry if there was any confusion. In this thread I had previously limited myself to "candidate p" - by which I meant https://oeis.org/A038672 - which already exclude your exceptions.

On Feb 14, 2014, at 11:15 PM, David Wilson <davidwwilson at comcast.net> wrote:

> Just in the name of precision,
> The smallest possible prime factor of Fib(p) for prime p is 2p-1 with
> exceptions Fib(3) = 2 and Fib(5) = 5.

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