Our venerable learned brother ZZamboni graces our humble monastery with his esteemed presence only infrequently these days. He last visited some 18 months ago, so you might be waiting a while for a direct reply.

Other interested parties might wish to know that rmocster subsequently posted his own SoPW question (Convert an array of numbers into a range). You might wish therefore to follow that thread to see not only the context but the ensuing discussion.