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Old 2022-06-12, 13:51   #100
germanNinja
 
Apr 2018

23·3 Posts
Default Updated Sieve Files

Sieve files for k*2^n-1

Here are the latest sieve files for 4 < k < 10000 and n < 12M. pmin and pmax give a range of what's been completed.

We kindly ask that srsieve AND psieve be credited with any primes found with these sieve files. Those are the two sieve programs used in the sieve. Should anyone wish to credit the effort (PrimeGrid) that is perfectly fine, but certainly NOT required.

Please note the new file locations. Comcast has discontinued free hosting, so these files are now hosted on PrimeGrid. The main url for these files is now http://www.primegrid.com/sieving/rsp. Because it was requested and especially since PrimeGrid has to pay for outgoing bandwidth, subsets of all the sieves for k < 300 are now available.

Active Sieves
rsp7M_20220612.abcd - (136,662,805 terms) p~765P
rsp8M_20220612.abcd - (136,664,257 terms) p~765P
rsp9M_20220612.abcd - (136,688,634 terms) p~765P
Suspended Sieves
rsp1M_20150702.abcd - (145,955,447 terms) p=100P
rsp2M_20150702.abcd - (145,932,255 terms) p=100P
rsp3M_20150702.abcd - (145,537,042 terms) p=100P
rsp4M_20150702.abcd - (140,228,537 terms) p=400P
rsp5M_20150702.abcd - (140,245,425 terms) p=400P
rsp6M_20150702.abcd - (140,213,750 terms) p=400P
rsp10M_20000T.abcd - (149,983,666 terms) p=20P
rsp11M_20000T.abcd - (149,988,780 terms) p=20P
rsp12M_20000T.abcd - (149,964,256 terms) p=20P
Shortened Sieves (k < 300)
rsp7M_20220612_k_lt_300.abcd - (3,962,030 terms) p~765P, k < 300
rsp8M_20220612_k_lt_300.abcd - (3,959,882 terms) p~765P, k < 300
rsp9M_20220612_k_lt_300.abcd - (3,997,174 terms) p~765P, k < 300

rsp1M_20150702_k_lt_300.abcd - (4,247,662 terms) p=100P, k < 300
rsp2M_20150702_k_lt_300.abcd - (4,243,186 terms) p=100P, k < 300
rsp3M_20150702_k_lt_300.abcd - (4,229,258 terms) p=100P, k < 300
rsp4M_20150702_k_lt_300.abcd - (4,066,647 terms) p=400P, k < 300
rsp5M_20150702_k_lt_300.abcd - (4,064,687 terms) p=400P, k < 300
rsp6M_20150702_k_lt_300.abcd - (4,067,405 terms) p=400P, k < 300
rsp10M_20000T_k_lt_300.abcd - (4,397,959 terms) p=20P, k < 300
rsp11M_20000T_k_lt_300.abcd - (4,399,348 terms) p=20P, k < 300
rsp12M_20000T_k_lt_300.abcd - (4,401,000 terms) p=20P, k < 300
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Old 2022-11-13, 00:59   #101
germanNinja
 
Apr 2018

23×3 Posts
Default Updated Sieve Files

Sieve files for k*2^n-1

Here are the latest sieve files for 4 < k < 10000 and n < 12M. pmin and pmax give a range of what's been completed.

We kindly ask that srsieve AND psieve be credited with any primes found with these sieve files. Those are the two sieve programs used in the sieve. Should anyone wish to credit the effort (PrimeGrid) that is perfectly fine, but certainly NOT required.

Please note the new file locations. Comcast has discontinued free hosting, so these files are now hosted on PrimeGrid. The main url for these files is now http://www.primegrid.com/sieving/rsp. Because it was requested and especially since PrimeGrid has to pay for outgoing bandwidth, subsets of all the sieves for k < 300 are now available.

Active Sieves
rsp7M_20221112.abcd - (136,432,497 terms) p~819P
rsp8M_20221112.abcd - (136,434,645 terms) p~819P
rsp9M_20221112.abcd - (136,423,563 terms) p~819P
Suspended Sieves
rsp1M_20150702.abcd - (145,955,447 terms) p=100P
rsp2M_20150702.abcd - (145,932,255 terms) p=100P
rsp3M_20150702.abcd - (145,537,042 terms) p=100P
rsp4M_20150702.abcd - (140,228,537 terms) p=400P
rsp5M_20150702.abcd - (140,245,425 terms) p=400P
rsp6M_20150702.abcd - (140,213,750 terms) p=400P
rsp10M_20000T.abcd - (149,983,666 terms) p=20P
rsp11M_20000T.abcd - (149,988,780 terms) p=20P
rsp12M_20000T.abcd - (149,964,256 terms) p=20P
Shortened Sieves (k < 300)
rsp7M_20221112_k_lt_300.abcd - (3,955,534 terms) p~819P, k < 300
rsp8M_20221112_k_lt_300.abcd - (3,953,210 terms) p~819P, k < 300
rsp9M_20221112_k_lt_300.abcd - (3,956,282 terms) p~819P, k < 300

rsp1M_20150702_k_lt_300.abcd - (4,247,662 terms) p=100P, k < 300
rsp2M_20150702_k_lt_300.abcd - (4,243,186 terms) p=100P, k < 300
rsp3M_20150702_k_lt_300.abcd - (4,229,258 terms) p=100P, k < 300
rsp4M_20150702_k_lt_300.abcd - (4,066,647 terms) p=400P, k < 300
rsp5M_20150702_k_lt_300.abcd - (4,064,687 terms) p=400P, k < 300
rsp6M_20150702_k_lt_300.abcd - (4,067,405 terms) p=400P, k < 300
rsp10M_20000T_k_lt_300.abcd - (4,397,959 terms) p=20P, k < 300
rsp11M_20000T_k_lt_300.abcd - (4,399,348 terms) p=20P, k < 300
rsp12M_20000T_k_lt_300.abcd - (4,401,000 terms) p=20P, k < 300
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Old 2022-11-13, 05:15   #102
sweety439
 
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Quote:
Originally Posted by germanNinja View Post
[B]Here are the latest sieve files for 4 < k < 10000 and n < 12M. pmin and pmax give a range of what's been completed.
Why k must be > 4? I know that for even k the form can be reduced to k' = k/2, but what about k = 1 and k = 3?

Also, are there sieve files for k*2^n+1 as well as k*2^n-1?

Last fiddled with by sweety439 on 2022-11-13 at 05:16
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Old 2022-11-13, 16:24   #103
VBCurtis
 
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"Curtis"
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Riverside, CA

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The files you ask about are tested by PrimeGrid themselves. The files provided here are their "extra" files; the sieve tests +1 and -1 forms at the same time, but PG's efforts look for primes of +1 form and k=3 of the -1 form.
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Old 2022-11-26, 15:02   #104
Happy5214
 
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Nov 2008
The Alamo City

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Quote:
Originally Posted by sweety439 View Post
Why k must be > 4? I know that for even k the form can be reduced to k' = k/2, but what about k = 1 and k = 3?

Also, are there sieve files for k*2^n+1 as well as k*2^n-1?
Quote:
Originally Posted by VBCurtis View Post
The files you ask about are tested by PrimeGrid themselves. The files provided here are their "extra" files; the sieve tests +1 and -1 forms at the same time, but PG's efforts look for primes of +1 form and k=3 of the -1 form.
And to be explicit about k=1 (though this should be obvious), the -1 form (i.e. Mersenne numbers) is sieved (well, TF'd, but this is the same thing) by GIMPS, while the +1 form (i.e. Fermat numbers) is sparse enough to not really need a sieve, as we've already hit the practical primality testing limits.
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Old 2023-04-01, 01:01   #105
germanNinja
 
Apr 2018

23·3 Posts
Default Latest Sieve Files

Sieve files for k*2^n-1

Here are the latest sieve files for 4 < k < 10000 and n < 12M. pmin and pmax give a range of what's been completed.

We kindly ask that srsieve AND psieve be credited with any primes found with these sieve files. Those are the two sieve programs used in the sieve. Should anyone wish to credit the effort (PrimeGrid) that is perfectly fine, but certainly NOT required.

Please note the new file locations. Comcast has discontinued free hosting, so these files are now hosted on PrimeGrid. The main url for these files is now http://www.primegrid.com/sieving/rsp. Because it was requested and especially since PrimeGrid has to pay for outgoing bandwidth, subsets of all the sieves for k < 300 are now available.

Active Sieves
rsp7M_20230331.abcd - (136,205,166 terms) p~877P
rsp8M_20230331.abcd - (136,207,553 terms) p~877P
rsp9M_20230331.abcd - (136,196,351 terms) p~877P
Suspended Sieves
rsp1M_20150702.abcd - (145,955,447 terms) p=100P
rsp2M_20150702.abcd - (145,932,255 terms) p=100P
rsp3M_20150702.abcd - (145,537,042 terms) p=100P
rsp4M_20150702.abcd - (140,228,537 terms) p=400P
rsp5M_20150702.abcd - (140,245,425 terms) p=400P
rsp6M_20150702.abcd - (140,213,750 terms) p=400P
rsp10M_20000T.abcd - (149,983,666 terms) p=20P
rsp11M_20000T.abcd - (149,988,780 terms) p=20P
rsp12M_20000T.abcd - (149,964,256 terms) p=20P
Shortened Sieves (k < 300)
rsp7M_20230331_k_lt_300.abcd - (3,948,889 terms) p~877P, k < 300
rsp8M_20230331_k_lt_300.abcd - (3,946,630 terms) p~877P, k < 300
rsp9M_20230331_k_lt_300.abcd - (3,949,697 terms) p~877P, k < 300

rsp1M_20150702_k_lt_300.abcd - (4,247,662 terms) p=100P, k < 300
rsp2M_20150702_k_lt_300.abcd - (4,243,186 terms) p=100P, k < 300
rsp3M_20150702_k_lt_300.abcd - (4,229,258 terms) p=100P, k < 300
rsp4M_20150702_k_lt_300.abcd - (4,066,647 terms) p=400P, k < 300
rsp5M_20150702_k_lt_300.abcd - (4,064,687 terms) p=400P, k < 300
rsp6M_20150702_k_lt_300.abcd - (4,067,405 terms) p=400P, k < 300
rsp10M_20000T_k_lt_300.abcd - (4,397,959 terms) p=20P, k < 300
rsp11M_20000T_k_lt_300.abcd - (4,399,348 terms) p=20P, k < 300
rsp12M_20000T_k_lt_300.abcd - (4,401,000 terms) p=20P, k < 300
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Old 2023-05-02, 19:35   #106
unconnected
 
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Moscow, Russia

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Can you please use https on links because most browsers refuse to download from unsecure destination without explicit approval?
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Old 2023-05-02, 19:37   #107
kruoli
 
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Sep 2017
Porta Westfalica, DE

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Huh? For me, Firefox, Opera, Chrome and Edge download them all fine.
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Old 2023-08-27, 22:09   #108
germanNinja
 
Apr 2018

23×3 Posts
Default

Sieve files for k*2^n-1

Here are the latest sieve files for 4 < k < 10000 and n < 12M. pmin and pmax give a range of what's been completed.

We kindly ask that srsieve AND psieve be credited with any primes found with these sieve files. Those are the two sieve programs used in the sieve. Should anyone wish to credit the effort (PrimeGrid) that is perfectly fine, but certainly NOT required.

Please note the new file locations. Comcast has discontinued free hosting, so these files are now hosted on PrimeGrid. The main url for these files is now https://www.primegrid.com/sieving/rsp. Because it was requested and especially since PrimeGrid has to pay for outgoing bandwidth, subsets of all the sieves for k < 300 are now available.

Active Sieves

rsp10M_20230827.abcd - (149,775,600 terms) p~22P
rsp11M_20230827.abcd - (149,781,043 terms) p~22P
rsp12M_20230827.abcd - (149,756,410 terms) p~22P
Suspended Sieves

rsp1M_20150702.abcd - (145,955,447 terms) p=100P
rsp2M_20150702.abcd - (145,932,255 terms) p=100P
rsp3M_20150702.abcd - (145,537,042 terms) p=100P
rsp4M_20150702.abcd - (140,228,537 terms) p=400P
rsp5M_20150702.abcd - (140,245,425 terms) p=400P
rsp6M_20150702.abcd - (140,213,750 terms) p=400P
rsp7M_20230827.abcd - (136,119,081 terms) p=900P
rsp8M_20230827.abcd - (136,121,670 terms) p=900P
rsp9M_20230827.abcd - (136,109,993 terms) p=900P
Shortened Sieves (k < 300)

rsp10M_20230827_k_lt_300.abcd - (4,391,821 terms) p~22P, k < 300
rsp11M_20230827_k_lt_300.abcd - (4,393,193 terms) p~22P, k < 300
rsp12M_20230827_k_lt_300.abcd - (4,394,930 terms) p~22P, k < 300

rsp1M_20150702_k_lt_300.abcd - (4,247,662 terms) p=100P, k < 300
rsp2M_20150702_k_lt_300.abcd - (4,243,186 terms) p=100P, k < 300
rsp3M_20150702_k_lt_300.abcd - (4,229,258 terms) p=100P, k < 300
rsp4M_20150702_k_lt_300.abcd - (4,066,647 terms) p=400P, k < 300
rsp5M_20150702_k_lt_300.abcd - (4,064,687 terms) p=400P, k < 300
rsp6M_20150702_k_lt_300.abcd - (4,067,405 terms) p=400P, k < 300
rsp7M_20230827_k_lt_300.abcd - (3,946,364 terms) p=900P, k < 300
rsp8M_20230827_k_lt_300.abcd - (3,944,181 terms) p=900P, k < 300
rsp9M_20230827_k_lt_300.abcd - (3,947,123 terms) p=900P, k < 300
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Old 2023-08-29, 03:59   #109
Happy5214
 
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We're on to n=9M to 12M! I see unconnected got his HTTPS wish too.
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Old 2023-09-07, 05:14   #110
MooMoo2
 
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Quote:
Originally Posted by Happy5214 View Post
We're on to n=9M to 12M!
That might be as far as we're going to get

https://www.primegrid.com/forum_thread.php?id=10324

Quote:
On October 4th, 30 days from today, we will shut down the CPU version of PPS-Sieve. At a later date, tentatively 30 days after whatever day the CW-Sieve is suspended, the GPU apps for PPS-Sieve will also be shut down, at which point the PPS Sieve will be considered to be suspended.
There's a small bit of hope, though:

Quote:
A possibility exists that we may want to sieve certain low Ks to higher N values, similar to what was done with the PPS-DIV project. We can restart the sieve with just those Ks if necessary. Sieving 50 Ks is a lot faster than sieving ten thousand Ks.
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