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-   -   Riesel Primes k*2^n-1, k<300 [Part II] (https://www.mersenneforum.org/showthread.php?t=8621)

pb386 2011-05-09 12:53

[QUOTE=Kosmaj;260179]Peter, that was fast :smile: and congrats on nice primes.

k=63 already tested in the 1653-1672 range, therefore it's now at n=1672k.
Peter, if you plan to stop testing k=63 now, can you at least do 1672-1700 so that we reach a nice, rounded milestone at 1700k. Thanks![/QUOTE]

OK, I've tested k=63 up to 1.7M. No more primes found.
I'm stopping testing k=63.

otutusaus 2011-05-14 12:34

1 Attachment(s)
k=165 complete to 1500k (4 primes)
Results attached and releasing this k.
Working now on k=195.

otutusaus 2011-05-14 12:38

1 Attachment(s)
Continuation of the last post as the results file didn't fit in a single 244.1 zip file

Kosmaj 2011-05-14 15:33

Hi Oscar,
My WinZip can open the archive and list the file, but reports an error ("not in the standard zip 2.0 format") when I try to extract it. Can you try another zip application, or use gzip, or rar or something similar?

Beyond 2011-05-15 02:33

1 Attachment(s)
243 @ 1300k (no primes) released
163 @ 1600k still working on this one.

otutusaus 2011-05-17 00:58

I used 7z to zip it. It works with this software.
Let me know whether you manage to get the data.

[QUOTE=Kosmaj;261423]Hi Oscar,
My WinZip can open the archive and list the file, but reports an error ("not in the standard zip 2.0 format") when I try to extract it. Can you try another zip application, or use gzip, or rar or something similar?[/QUOTE]

Kosmaj 2011-05-17 02:54

okay, I got it, it's a zip file compresed using 7z, so WinZip was confused :-)

Thanks for the results, and congrats again on nice primes!

lsoule 2011-05-17 17:23

k=75 tested up to n=1.8M and continuing

Cruelty 2011-06-01 15:45

status report
 
k=25 tested till n=2.59M
k=43 tested till n=2.59M
k=79 tested till n=1.45M
k=101 tested till n=2.82M
k=151 tested till n=2.69M
k=223 tested till n=2.93M

VBCurtis 2011-06-02 05:52

updates:
11 at 2.41M- thanks to Thomas who tested 2300-2400k long ago.
13 at 2.29M
93 at 1.29M
109 at 1.4M
131 at 1.18M, also 1.23M-1.4M complete
211 at 1.51M
245 at 1.4M
269 at 1.85M
405 at 1.1M

111 and 201 have 3 cores each to reach 1.4M; 13 has 4 cores until 2.6M. All others have 1-2 cores to reach 1.4M.
-Curtis

pb386 2011-06-02 19:47

k=9 tested up to n=3M
No new primes


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