# [seqfan] Re: A property of 163

Tanya Khovanova mathoflove-seqfan at yahoo.com
Sat Jul 11 17:00:19 CEST 2009

Thank you all for clarifying this for me.

Tanya

--- On Fri, 7/10/09, Robert G. Wilson, v <rgwv at rgwv.com> wrote:

> From: Robert G. Wilson, v <rgwv at rgwv.com>
> Subject: [seqfan] Re: A property of 163
> To: "Sequence Fanatics Discussion list" <seqfan at list.seqfan.eu>
> Date: Friday, July 10, 2009, 2:03 PM
> ALCON,
>
> see http://www.research.att.com/~njas/sequences/A003173
>
> Bob.
>
> ----- Original Message -----
> From: "Tanya Khovanova" <mathoflove-seqfan at yahoo.com>
> To: "Sequence Fanatics Discussion list" <seqfan at list.seqfan.eu>
> Sent: Friday, July 10, 2009 9:50 AM
> Subject: [seqfan] A property of 163
>
>
> >
> > Dear SeqFans,
> >
> > I received the following submission for my number
> gossip page
> > (numbergossip.com) from Anand Deopurkar:
> >
> > "A unique property of 163: It is the largest number n
> such that the integers in
> > the imaginary quadratic extension Q(\sqrt -n) have the
> unique factorization
> > property."
> >
> > Can some confirm this?
> >
> > He also sent a sequence which is not in the database:
> >
> > "Integers in the following imaginary quadratic fields
> Q(\sqrt -n) have the
> > unique factorization property: n =
> 1,2,4,7,11,19,43,67,163. So you could add
> > this as a rare property for those integers as well."
> >
> > Should we add the sequence?
> >
> > Tanya
> >
> >
> > _______________________________________________
> >
> > Seqfan Mailing list - http://list.seqfan.eu/
>
>
>
> _______________________________________________
>
> Seqfan Mailing list - http://list.seqfan.eu/
>



More information about the SeqFan mailing list