Websetters has an add-in for just this type of occasion. WSRepeat
Appointment.
http://www.websetters.co.uk/WSAddIns/Repeat%20Appointment/index.htm

Signature
Milly Staples [MVP - Outlook]
Post all replies to the group to keep the discussion intact. All
unsolicited mail sent to my personal account will be deleted without
reading.
After furious head scratching, Shobha asked:
| I need to schedule a recurring meeting, but the meeting does not
| occur at frequent intervals.
[quoted text clipped - 12 lines]
| button, follow this link to open the suggestion in the Microsoft
| Web-based Newsreader and then click "I Agree" in the message pane.
http://www.microsoft.com/office/community/en-us/default.mspx?mid=c9a05053-7abd-4
cfe-bdad-4555c18e7009&dg=microsoft.public.outlook.calendaring