S_{0,4}

[Ralf Stephan]

> > 53745739035525498795880532110461237696331778423865306564243673498785024002833035483307382497112648461303
> > 
> 
> Doesn't factor within 2h 38mn using
>                 GP/PARI CALCULATOR Version 2.2.11 (alpha)
>             amd64 running linux (x86-64 kernel) 64-bit version
>    compiled: Oct 30 2005, gcc-3.3.5 20050117 (prerelease) (SUSE Linux)
> 
> 
> > I'm going to factor it with NFS later and continue.

How do you folks know there is a 40-50 digit factor?
Everything else is certainly out of the question.


ralf