[seqfan] Re: Fwd: Primes in an exponential sequence
Richard Mathar
mathar at strw.leidenuniv.nl
Mon Feb 8 12:28:05 CET 2010
Apologies for the nonsense I just submitted. 2^(2n+1)+1 is not anyway
correlated with the term in question.
RJM
> From seqfan-bounces at list.seqfan.eu Mon Feb 8 03:29:33 2010
> From: Olivier Gerard <olivier.gerard at gmail.com>
> To: Sequence Fanatics Discussion list <seqfan at seqfan.eu>
> Subject: [seqfan] Fwd: Primes in an exponential sequence
>
> I only ask if the sequence
> a(n)=2^(2*n)+2*n+1
> is prime if and only if
> n=3 and n=118 ?
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