wrote:
You're right. It is 5, 4, 3, 2, 1 rods per row. I sit too far from the
monitor,
Chris.

It's more the *contents* of the rows... See
http://mathworld.wolfram.com/PascalsTriangle.html for further info,
although I don't think it'll help the OP with sealing his bath so
perhaps this is getting a tad OT... ;-)

Mathew