Philip Saddleton wrote: > Philip Saddleton <pabs at cantab.net> wrote at 19:30:47 on Fri, 22 Oct 2004 > >> Can someone provide sets of 42 extents of spliced Doubles (symmetrical >> single-hunt Plain) with the following properties? > > > No one has answered this yet. Are 240s permissable? Or is that just making it too easy?