[seqfan] Re: Numbers whose number of d's in base b is q.

M. F. Hasler oeis at hasler.fr
Sun Apr 25 01:07:31 CEST 2021

```You can also make a wiki page which allows for nicer table formatting,
and link in the sequences and/or in the index to that page.
See for (a very random) example
https://oeis.org/wiki/User:M._F._Hasler/Prime_sums_from_neighboring_terms
to get an idea. (Certainly not the most interesting example, sorry.)

--
Maximilian

On Fri, 23 Apr 2021, 00:13 Neil Sloane, <njasloane at gmail.com> wrote:

> In that situation what we do is create an entry in  the Index to the OEIS,
> and then just put a link to the index entry in every one of the sequences
>
> For example, many sequences contain the link
>
> Index entries for sequences related to cellular automata
> <https://oeis.org/index/Ce#cell>
>
> (see for example A070950) and the links point to a long entry in the Index
>
>
>
> Best regards
> Neil
>
> 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.
> Email: njasloane at gmail.com
>
>
>
> On Thu, Apr 22, 2021 at 9:51 PM David Corneth <davidacorneth at gmail.com>
> wrote:
>
> > OEIS has a lot of sequences of the form
> > Numbers whose number of d's in base b is q.
> > For example there is
> > Numbers whose number of 0's in base 5 is 1 (or some rewording of that)
> >
> > I figured how many of those are there so I started listing the numbers
> for
> > each base and digits.
> > Like
> > A023729 [5, 2, 0] List([1, 3, 4, 5, 6, 8, 9, 15, 16, 18, 19, 20, 21, 23,
> > 24, 25, 26, 28, 29, 30, 31, 33, 34, 40, 41, 43, 44, 45, 46, 48])
> > That is the sequence
> >   A023729 is  Numbers whose number of 2's in base 5 is 0. (but actually
> > Numbers with no 2's in their base-5 expansion).
> > Until now I have a list of about 70 sequences of this form. I wouldn't be
> > surprised if this goes beyond 150 sequences. I guess it would be nice to
> > have some spot where they're all listed to then refer to that list in
> most
> > of those sequences.
> >
> > I thought maybe to put them in xrefs of 1 but there are a lot of them.
> > In addition, some sequences are a bit thin in info. Just name, sequence
> and
> > thats merely it.
> >
> > What could be a good thing to do from here on out?
> >
> > Best,
> > David
> >
> > --
> > Seqfan Mailing list - http://list.seqfan.eu/
> >
>
> --
> Seqfan Mailing list - http://list.seqfan.eu/
>

```