On Wed, Feb 6, 2013 at 1:18 PM, Zbigniew Jędrzejewski-Szmek <zbyszek at in.waw.pl> wrote: > Hm, but couldn't we add field for the sequence start? If necessary. I'd like to keep it separate from the recurrence rule, though. -- David Strauss | david at davidstrauss.net | +1 512 577 5827 [mobile]