Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.1 6/24/83; site ecsvax.UUCP Path: utzoo!watmath!clyde!burl!ulysses!unc!mcnc!ecsvax!unbent From: unbent@ecsvax.UUCP (Jay F. Rosenberg) Newsgroups: net.math Subject: New prime questions from Prof. Ziff Message-ID: <479@ecsvax.UUCP> Date: Wed, 9-Jan-85 08:50:54 EST Article-I.D.: ecsvax.479 Posted: Wed Jan 9 08:50:54 1985 Date-Received: Fri, 11-Jan-85 23:22:02 EST Organization: UNC Chapel Hill Lines: 22 In the series: 13 1113 111113 ... (odd number of '1's followed by a '3'), what's the first prime after 13? In the series: 101 1001 10001 ... ('1' followed by n '0's followed by 'l'), what's the first prime after 101? "There is such a prime and it is constituted of an odd number of digits, but I should like to meet it", writes Professor Ziff. "Where does he get these incessant questions?" writes Professor Rosenberg. Thanks for your help. --Jay Rosenberg ...{decvax,akgua}!mcnc!ecsvax!unbent ========================================================================= Dept. of Philosophy; University of North Carolina; Chapel Hill, NC 27514 =========================================================================