[seqfan] Re: Question on A001761

Neil Sloane njasloane at gmail.com
Wed Feb 22 22:26:29 CET 2012

I think I took that from the Beineke-Pippert article

On Wed, Feb 22, 2012 at 12:19 PM, Karol A. Penson
<penson at lptmc.jussieu.fr>wrote:

> Dear Seqfans, does anyone know the demonstration, proof or a reference
> which explains that
>                      A001761(n)=(2*n)!/(n+1)! counts *the number of
> dissections of the disk* (this is
>                      the first line of Comments on this sequence) ?
>                       Thanking in advance,
>                              Karol A. Penson
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Dear Friends, I will soon be retiring from AT&T. New coordinates:

Neil J. A. Sloane, President, OEIS Foundation
11 South Adelaide Avenue, Highland Park, NJ 08904, USA
Phone: 732 828 6098; home page: http://NeilSloane.com
Email: njasloane at gmail.com

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