Robert Munafo schrieb: > On Mon, Feb 22, 2010 at 09:43, Klaus Brockhaus <klaus-brockhaus at t-online.de> > wrote: > > >> ... and does it make sense to repeat the %N line (essentially) in the %F >> line? >> > > No, because %F is for formulas. > Does that suffice? What about %N A173317 a(n)=5*n!-1 %F A173317 a(n)=5*n!-1