[seqfan] Re: b-file puzzle

[Andrew Weimholt]

On Thu, Dec 31, 2015 at 3:43 PM, David Wilson <davidwwilson at comcast.net>
wrote:

> Indeed.  Perhaps someone else will figure it out as well.
>
> > -----Original Message-----
> > From: maximilian at hasler.fr [mailto:maximilian at hasler.fr] On Behalf Of
> M. F.
> > Hasler
> >
> > On Tue, Dec 29, 2015 at 6:56 PM, David Wilson <davidwwilson at comcast.net>
> > wrote:
> > > Hint: product
> >
> > ah ok, now I see: a(21)=6.
> >
> > Maximilian
> >
>

a(22) appears to be 0 (not conclusive)
a(23) = 9017

Andrew