In article , Dr Ivan D. Reid
writes
there are at most 260,000 different PC numbers

That's rubbish, for a start: my photocard number has three letters and
four digits in it, so that's over 175 million.

--
Clive D.W. Feather, writing for himself | Home:
Tel: +44 20 8371 1138 (work) | Web: http://www.davros.org
Fax: +44 870 051 9937 | Work:
Written on my laptop; please observe the Reply-To address