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<DIV><FONT face="Times New Roman" size=2>What might be interesting is: smallest
composite number whose every divisor > 1 includes n as a
substring.</FONT></DIV>
<DIV><FONT face="Times New Roman" size=2>For n = 0, 1, 2, ... this sequence
begins</FONT></DIV>
<DIV><FONT face="Times New Roman" size=2></FONT> </DIV>
<DIV><FONT face="Times New Roman"
size=2>10201,121,254,39,1849,25,16043,497,6889,1691,10201,111221,16129,13169,214411,...</FONT></DIV>
<DIV><FONT face="Times New Roman" size=2></FONT> </DIV>
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style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B>
<A title=zakirs@yosh.ac.il href="mailto:zakirs@yosh.ac.il">זקיר סעידוב -
ד\"ר/Zakir Seidov Ph.D.</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A title=ham
href="mailto:ham">ham</A> ; <A title=rgwv@rgwv.com
href="mailto:rgwv@rgwv.com">rgwv@rgwv.com</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Cc:</B> <A title=blazar@pcteor1.mi.infn.it
href="mailto:blazar@pcteor1.mi.infn.it">Michele Dondi</A> ; <A
title=seqfan@ext.jussieu.fr
href="mailto:seqfan@ext.jussieu.fr">seqfan@ext.jussieu.fr</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Friday, May 06, 2005 4:21 PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> RE: A062679: Something's
wrong</DIV>
<DIV><BR></DIV>
<DIV>Yes, such a SEQ is also of interest!</DIV>
<DIV>Are you going to submit it, Bob?</DIV>
<DIV>Zak</DIV>
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<DIV><FONT size=2>-----Original Message----- <BR><B>From:</B> Robert G.
Wilson v [mailto:rgwv@rgwv.com] <BR><B>Sent:</B> Fri 5/6/2005 8:39 PM
<BR><B>To:</B> זקיר סעידוב - ד"ר/Zakir Seidov Ph.D. <BR><B>Cc:</B> Michele
Dondi; <A href="mailto:seqfan@ext.jussieu.fr">seqfan@ext.jussieu.fr</A>
<BR><B>Subject:</B> Re: A062679: Something's wrong<BR><BR></FONT></DIV>
<P><FONT size=2>Or how about the sequence "Numbers n which are not prime
which have the digit 9 in<BR>its divisors except 1. 1691 is the first such
entry.</FONT></P></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>