[seqfan] Re: Philippe Deleham's new tree (and A230871)

Neil Sloane njasloane at gmail.com
Thu Nov 7 16:23:46 CET 2013


Reinhard,
Thanks for the b-file for A230871.
so the missing numbers seem to be
6, 14, 15, 20, 28, 38, 40, 42, 48, 51, 52, 54, 72, 78, 84, 86, 88, 90, 96,
...
which is new to me.
I added it and its complement to the OEIS: A230872, A230873.


On Thu, Nov 7, 2013 at 3:42 AM, Reinhard Zumkeller <
reinhard.zumkeller at gmail.com> wrote:

> I wrote a program and a b-file.
> This evening I will try more.
> Reinhard
>
>
> 2013/11/7 Neil Sloane <njasloane at gmail.com>
>
> > Dear Seq Fans,
> > I got an email today from Philippe
> > Deléham<https://oeis.org/wiki/User:Philippe_Del%C3%A9ham>
> > ,
> > about a new sequence, which is now A230871.
> >
> > He asked me to enter it for him, which I was happy to
> > do as it appears to be very interesting.
> >
> > It needs more terms, and a b-file.
> >
> > Also, could someone enter the sequence of
> > numbers which appear, and the sequence of numbers
> > which don't appear ? (Unless of course
> > they turn out to be sequences that are already
> > in the OEIS - they may well be, this is all new.)
> >
> > Neil
> >
> > _______________________________________________
> >
> > Seqfan Mailing list - http://list.seqfan.eu/
> >
>
> _______________________________________________
>
> Seqfan Mailing list - http://list.seqfan.eu/
>



-- 
Dear Friends, I have now retired from AT&T. New coordinates:

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



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