[seqfan] Re: two sequences without explanation
Dale Gerdemann
dale.gerdemann at googlemail.com
Wed Nov 9 05:37:59 CET 2011
(c) starts with 282, which is an Illinois area code. And it just happens
that the journal is published in Illinois.
(a) Since (b) has something to do with powers of phi, I thought (a) might
also have something to do with the golden ratio. So I tried golden ratio
base, but no obvious patterns emerged.
-- Dale
On Tue, Nov 8, 2011 at 6:39 PM, Jonathan Post <jvospost3 at gmail.com> wrote:
> Searching for (c) yields a coincidence:
> the U.S. Naval Observatory (as of May 15, 2011) predicts that UT will
> be 0.28234 seconds behind UTC on June 15, 2011.
> http://www.idialstars.com/jun2011.htm
> and also:
> The same formula as that used for the aluminium bands, viz.
> TABLE VII
>
> http://www.archive.org/stream/astrophysicaljou36ameruoft/astrophysicaljou36ameruoft_djvu.txt
>
> On Tue, Nov 8, 2011 at 8:59 AM, N. J. A. Sloane <njas at research.att.com>
> wrote:
> >
> > Dear Seqfans, back in 1987 someone from
> > the Astrophysical Journal sent me three sequences
> > whose explanation was not known to her.
> >
> > One of them turns out to be a serious sequence, A007468,
> > so perhaps the other two are also. Can anyone
> > identify them? Neil
> >
> > (a) 0,9,23,30,35,49,58,73,94
> > (b) (Equals A007468)
> > (c) 2,8,2,3,4,9,4,5,9,8
> >
> >
> > _______________________________________________
> >
> > Seqfan Mailing list - http://list.seqfan.eu/
> >
>
> _______________________________________________
>
> Seqfan Mailing list - http://list.seqfan.eu/
>
More information about the SeqFan
mailing list