note larsen The obvious link for those who are interested in the source of these Bacon Numbers: <a href="http://www.acs.oakland.edu/~grossman/erdoshp.html">Erd&ouml;s numbers</a>. <p> BTW, if mathematicians measure theis distance from number from Erd&ouml;s, and musicians from Elvis, who can be used by Perl Programmers as 0? 80272 80272