20201013, 21:27  #12 
Sep 2008
Kansas
C68_{16} Posts 
VBCurtis is correct, GNFS would be pretty quick. You're almost there with the sqrt.
You can run the sqrt in parallel if you have idle cores. Something like: Code:
./msieve nc3 11,13 ./msieve nc3 14,16 ./msieve nc3 17,19 ... 
20201013, 23:42  #13  
"Mike"
Aug 2002
1E7E_{16} Posts 
Quote:


20201014, 07:08  #14 
"Carlos Pinho"
Oct 2011
Milton Keynes, UK
3×37×43 Posts 
Thanks guys, my message was before going to bed so I left msieve running, results here: https://www.mersenneforum.org/showpo...1&postcount=33
Last fiddled with by pinhodecarlos on 20201014 at 07:09 
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