[seqfan] Re: Integral sets of points (A007285, A096872 and A096873)

jsk jskcmg at gmail.com
Thu Nov 17 08:04:40 CET 2011


Hello Sascha and other Seqfans,

On Thu, Nov 17, 2011 at 5:26 PM (+1100), Sascha Kurz
<sascha.kurz at uni-bayreuth.de> wrote:
> If the suggested three additional sequences are considered to be
> interesting I may compute or look up the values and submit them.

Also, I can't find in the OEIS your sequence
(d(3, n))_{n=4,...,23} = 1, 3, 4, 8, 13, 16, 17, 17, 17, 56, 65, 77,
86, 99, 112, 133, 154, 195, 212, 228,

> BTW: Some literature may be added, e.g.
> A007285,A096872:
> * S. Kurz and A. Wassermann: On the minimum diameter of plane integral
> point sets, Ars Combinatoria, Vol. 101 (2011), Pages 265-287
>
> A096873:
> * T. Kreisel and S. Kurz: There are integral heptagons, no three points on
> a line, no four on a circle, Discrete and Computational Geometry Vol. 39
> Issue 4 (2008), Pages 786-790
> * J. Solymosi and F. de Zeeuw: On a Question of Erdős and Ulam,
> Discrete and Computational Geometry Vol. 43 Issue 2 (2010), Pages 393-401

Done.

Thanks,
Jason.



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