I was looking at some curved edging pavers online at HomeDepot.com (hyperlinks removed) and saw the comment from “acer”: ‘Info needed on circle sizes and how many needed to make different size circles so as to make a round circle without ‘weaving‘
A lengthy google search on the Internet turned up no solution and, in my experience, if google cannot find it, the information is either very obscure, classified, or just not there. So for ‘acer’, and other searchers: