Message 6767 from Yahoo.Groups.Primeform

Return-Path: <paulunderwood@...> X-Sender: paulunderwood@... X-Apparently-To: primeform@yahoogroups.com Received: (qmail 57854 invoked from network); 27 Dec 2005 21:08:37 -0000 Received: from unknown (66.218.66.172) by m22.grp.scd.yahoo.com with QMQP; 27 Dec 2005 21:08:37 -0000 Received: from unknown (HELO n1a.bullet.scd.yahoo.com) (66.94.237.35) by mta4.grp.scd.yahoo.com with SMTP; 27 Dec 2005 21:08:36 -0000 Comment: DomainKeys? See http://antispam.yahoo.com/domainkeys Received: from [66.218.69.6] by n1.bullet.scd.yahoo.com with NNFMP; 27 Dec 2005 21:08:07 -0000 Received: from [66.218.66.80] by mailer6.bullet.scd.yahoo.com with NNFMP; 27 Dec 2005 21:08:07 -0000 Date: Tue, 27 Dec 2005 21:08:06 -0000 To: primeform@yahoogroups.com Message-ID: <dosafm+ekvl@...> In-Reply-To: <dorijr+s5cm@...> User-Agent: eGroups-EW/0.82 MIME-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable X-Mailer: Yahoo Groups Message Poster X-Yahoo-Newman-Property: groups-compose X-Originating-IP: 66.94.237.35 X-eGroups-Msg-Info: 1:12:0:0 X-Yahoo-Post-IP: 84.51.132.40 From: "Paul Underwood" <paulunderwood@...> Subject: Re: Record Palindrome X-Yahoo-Group-Post: member; u=64538083; y=KsCajV8DeY_MbMmkYIItbYAseMxHmYeLElOKRss7Vyavs1pfVRozj242 X-Yahoo-Profile: paulunderwooduk
> > > As with Harvey's previous record, I think that these trinomials can be > > crunched quicker by using Phil C's own C program ;-) > > An intriguing idea; what does Phil say on this? > Hoping Phil doesn't mind me disclosing here some private correspondence between him an I: Phil ran some tests on a 900cc Duron on (those damned) Kynea/Carol numbers with the following timings: PFGW -- 54:77 m Phil -- 38:56 m Converting in and out of base 10 is quick on a computer; We should see a speed up for base 10 numbers such as (trinomial) palindromes and near-repdigits. Or (trinomial) near-repdigit palindromes ;-) Phil was interested in forming a team to look for near-repdigit palindromes. It is a pity that it can not be "primeform e-group" -- we would not be using PFGW. It would nice to hear from Phil about this, Paul
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