[seqfan] Re: A sequence in "The Penguin Dictionary of Curious and Interesting Geometry"
davidsnewman at gmail.com
Fri Apr 12 16:57:15 CEST 2013
Thanks. I'll have a look at it now.
On Fri, Apr 12, 2013 at 5:54 PM, Neil Sloane <njasloane at gmail.com> wrote:
> The sequence that Wells mentions is A001403.
> On Fri, Apr 12, 2013 at 10:40 AM, David Newman <davidsnewman at gmail.com
> > Does anyone there have a copy of "The Penguin Dictionary of Curious and
> > Interesting Geometry" easily available. The article on Fano Plane has a
> > sequence which I believe is not in the OEIS. I can't check it now
> > I didn't pack my copy of the book (I didn't have access to a computer
> > I had the book in front of me.) The sequence there is not the number of
> > projective planes of order n, that's for sure.
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