<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD><TITLE>Re: Permutations: Adjacent Elements Are Coprime</TITLE>
<META content="text/html; charset=utf-8" http-equiv=Content-Type><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN">
<META content="MSHTML 5.00.3700.6699" name=GENERATOR>
<STYLE></STYLE>
</HEAD>
<BODY bgColor=#ffffff dir=ltr>
<DIV><FONT face=Arial size=2>= n*A086595(n).</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face=Arial size=2>V.</FONT></DIV>
<BLOCKQUOTE dir=ltr
style="BORDER-LEFT: #000000 2px solid; MARGIN-LEFT: 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px; PADDING-RIGHT: 0px">
<DIV> </DIV>
<DIV><B><FONT size=4>
<P><FONT size=3>2 6 8 60 24 504 576 6480</FONT></P>
<P><FONT size=3>Zak</FONT></P></B></FONT></DIV>
<BLOCKQUOTE dir=ltr style="MARGIN-RIGHT: 0px">
<DIV><FONT size=2>-----Original Message----- <BR><B>From:</B> Emeric Deutsch
[<A href="mailto:deutsch@duke.poly.edu">mailto:deutsch@duke.poly.edu</A>]
<BR><B>Sent:</B> Mon 3/28/2005 9:39 PM <BR><B>To:</B> Joshua Zucker
<BR><B>Cc:</B> Leroy Quet; seqfan <BR><B>Subject:</B> Re: Permutations:
Adjacent Elements Are Coprime<BR><BR></FONT></DIV>
<P><FONT size=2>What if we ask in addition that also first and last entries
be<BR>relatively prime?<BR><BR>I got 2,6,8,60,24,504 for n=2..7. Not in
OEIS.<BR>Emeric<BR><BR></FONT></P></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>