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 2013-04-01, 15:56 #12 Cruelty     May 2005 22×13×31 Posts status report k=2 and k=4 @ base=3 tested till n=1.18M 127*128^n-1 tested till n=660k
 2013-06-02, 22:07 #13 Cruelty     May 2005 22·13·31 Posts k=2 and k=4 @ base=3 tested till n=1.18M (I really need some non base 2 sieve software for GPU ) 127*128^n-1 tested till n=700k
 2013-07-01, 12:18 #14 Cruelty     May 2005 22·13·31 Posts k=2 and k=4 @ base=3 tested till n=1.19M 127*128^n-1 tested till n=715k
 2013-07-31, 23:15 #15 Cruelty     May 2005 22×13×31 Posts status report k=2 and k=4 @ base=3 tested till n=1.19M 127*128^n-1 tested till n=725k
 2013-09-30, 22:58 #16 Cruelty     May 2005 110010011002 Posts k=2 and k=4 @ base=3 tested till n=1.2M 127*128^n-1 tested till n=760k
 2013-10-31, 23:09 #17 Cruelty     May 2005 22·13·31 Posts status report k=2 and k=4 @ base=3 tested till n=1.21M 127*128^n-1 tested till n=770k Last fiddled with by Cruelty on 2013-10-31 at 23:10
 2013-11-30, 17:20 #18 Cruelty     May 2005 31148 Posts k=2 and k=4 @ base=3 tested till n=1.22M 127*128^n-1 tested till n=780k
 2014-01-24, 14:25 #19 pepi37     Dec 2011 After milion nines:) 3·11·37 Posts I know it is little of topic but it looks like nobody search 2*7^n-1 :) It looks interesting :)
 2014-03-01, 01:37 #20 Cruelty     May 2005 22×13×31 Posts k=2 and k=4 @ base=3 tested till n=1.24M 127*128^n-1 tested till n=820k
 2014-03-31, 21:57 #21 Cruelty     May 2005 22·13·31 Posts I've decided to move the discussion concerning GMs and GQs here Meanwhile status of my other searches: k=2 and k=4 @ base=3 tested till n=1.24M 127*128^n-1 tested till n=830k
 2014-05-01, 00:33 #22 Cruelty     May 2005 22×13×31 Posts k=2 and k=4 @ base=3 tested till n=1.25M 127*128^n-1 tested till n=850k