BTW - shouldn't an offset be 1,1 instead of current 0,1 ? On Tue, Dec 9, 2008 at 2:31 PM, zak seidov <zakseidov at yahoo.com> wrote: > Dear seqfans, > > Graph of A029944 contains several "lines" - > any idea about their origin? > thx, zak > > http://zak08.livejournal.com/2690.html