http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=7762635&tstart=0#7762635 Ludovicus <luiroto@yahoo.com> wrote:

Apr 5, 2012 8:45:43 PM Apr 5, 2012 8:45:43 PM richard@cogsci.ed.ac.uk 0 http://mathforum.org/kb/thread.jspa?messageID=7762386&tstart=0#7762386 > On 5 abr, 07:29, Pubkeybreaker <pubkeybrea...@aol.com>]]> Apr 5, 2012 2:45:02 PM Apr 5, 2012 2:45:02 PM hrubin@skew.stat.purdue.edu 0 http://mathforum.org/kb/thread.jspa?messageID=7762195&tstart=0#7762195 > On 5 abr, 07:29, Pubkeybreaker]]> Apr 5, 2012 11:19:59 AM Apr 5, 2012 11:19:59 AM pubkeybreaker@aol.com 0 http://mathforum.org/kb/thread.jspa?messageID=7762122&tstart=0#7762122 > On Apr 5, 6:19 am, Gus Gassmann]]> Apr 5, 2012 10:15:20 AM Apr 5, 2012 10:15:20 AM luiroto@yahoo.com 3 http://mathforum.org/kb/thread.jspa?messageID=7762014&tstart=0#7762014 wrote:
> On Apr 2, 7:29 pm, quasi]]> Apr 5, 2012 7:29:55 AM Apr 5, 2012 7:29:55 AM pubkeybreaker@aol.com 4 http://mathforum.org/kb/thread.jspa?messageID=7761990&tstart=0#7761990 > On Fri, 30 Mar 2012 13:17:19 -0700 (PDT),]]> Apr 5, 2012 6:19:58 AM Apr 5, 2012 6:19:58 AM Horand.Gassmann@googlemail.com 5 http://mathforum.org/kb/thread.jspa?messageID=7759925&tstart=0#7759925 <luiroto@yahoo.com> wrote:
>On 28 mar, 20:52, Ludovicus]]> Apr 2, 2012 5:32:16 PM Apr 2, 2012 5:32:16 PM quasi@null.set 6 http://mathforum.org/kb/thread.jspa?messageID=7759833&tstart=0#7759833 > If you takes the prime 11 duplicate it and adds 1 you]]> Mar 30, 2012 4:17:19 PM Mar 30, 2012 4:17:19 PM luiroto@yahoo.com 7 http://mathforum.org/kb/thread.jspa?messageID=7759783&tstart=0#7759783 > > If you diplicate 23 and add 1, you obtain 47; called a Cunningham chain.
> > Are there Cunninghams chains of]]> Mar 29, 2012 1:31:37 PM Mar 29, 2012 1:31:37 PM Space998@hotmail.com 0 http://mathforum.org/kb/thread.jspa?messageID=7759742&tstart=0#7759742 > If you takes the prime 11 duplicate it and adds 1 you]]> Mar 29, 2012 4:57:19 AM Mar 29, 2012 4:57:19 AM bert.hutchings@btinternet.com 1