# [seqfan] Re: Question About an Entry in A294673

P. Michael Hutchins pmh232 at gmail.com
Thu Mar 15 14:51:11 CET 2018

```What I didn't understand is the *relevance* of that entry in A294673.

i do see A163778 as a cf, but I thought that comment would have been in
A163778.

I was insufficiently careful to notice that that was a formula for A294673.

I have to take more care in my interactions with OEIS.

On Thu, Mar 15, 2018 at 4:48 AM, Neil Sloane <njasloane at gmail.com> wrote:

> PMH said:
>
> "I don't understand the relevance of
>
> a((A163778 <https://oeis.org/A163778>(n)-1)/2) = A163778
> <https://oeis.org/A163778>(n). - Andrew Howroyd
> <https://oeis.org/wiki/User:Andrew_Howroyd>, Nov 11 2017."
>
> Surely this is easy to understand?  a(i) means the i-th term
> of the current sequence.  This is expressing the i-th term,
> where i is ..., in terms of the n-th term of A163778.
>
> I did not check the formula.  But its meaning is perfectly clear, if
> you understand ordinary mathematical notation.
>
> 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 Wed, Mar 14, 2018 at 7:14 PM, P. Michael Hutchins <pmh232 at gmail.com>
> wrote:
>
> > I don't understand the relevance of"
> >
> > " a((A163778 <https://oeis.org/A163778>(n)-1)/2) = A163778
> > <https://oeis.org/A163778>(n). - Andrew Howroyd
> > <https://oeis.org/wiki/User:Andrew_Howroyd>, Nov 11 2017."
> >
> > Will it be clear to our users?
> >
> > --
> > Seqfan Mailing list - http://list.seqfan.eu/
> >
>
> --
> Seqfan Mailing list - http://list.seqfan.eu/
>
```