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Forum: Sierpinski/Riesel Base 5 2018-09-16, 01:10
Replies: 20
Views: 18,284
Posted By TheCount
Thumbs up S/R Base 5 Prime reported in 2018

Congratulations again to Honza Cholt for finding the 4th SR5 prime of 2018.
The prime 194368*5^2638045-1 found on 15 August 2018 eliminates k=194368 from the base 5 Riesel problem. The prime is...
Forum: Hardware 2018-08-26, 05:48
Replies: 18
Views: 3,277
Posted By TheCount
Intel at Hot Chips 2018: Showing the Ankle of...

Intel at Hot Chips 2018: Showing the Ankle of Cascade Lake
August 19, 2018
https://www.anandtech.com/show/13239/intel-at-hot-chips-2018-showing-the-ankle-of-cascade-lake


Hardened against...
Forum: Sierpinski/Riesel Base 5 2018-08-05, 01:18
Replies: 20
Views: 18,284
Posted By TheCount
Thumbs up S/R Base 5 Primes reported in 2018

Congratulations to Honza Cholt for finding the 3rd SR5 prime of 2018.
The prime 66916*5^2628609-1 found on 29 July 2018 eliminates k=66916 from the base 5 Riesel problem. The prime is 1,837,324...
Forum: Sierpinski/Riesel Base 5 2018-06-24, 05:22
Replies: 20
Views: 18,284
Posted By TheCount
Thumbs up S/R Base 5 Primes reported in 2018

Congratulations to Selya Tsuji for finding the 1st SR5 prime of 2018.
The prime 327926*5^2542838-1 found on 19 June 2018 eliminates k=327926 from the base 5 Riesel problem. The prime is 1,777,374...
Forum: Sierpinski/Riesel Base 5 2018-06-16, 08:04
Replies: 20
Views: 18,284
Posted By TheCount
Thumbs up S/R Base 5 Primes reported in 2017+

Congratulations to Frank Schwegler for finding the 1st SR5 prime of 2017.
The prime 171362*5^2400996-1 found on 25 August 2017 eliminates k=171362 from the base 5 Riesel problem. The prime is...
Forum: Conjectures 'R Us 2018-04-22, 07:34
Replies: 2,147
Views: 143,381
Posted By TheCount
Post S287

S287 fully tested n=95-100k
PFGW version 3.7.7

Prime found for 3k's:
1294*287^97258+1
5734*287^98362+1
1532*287^99787+1

88 k's remain.
Base released
Forum: Conjectures 'R Us 2018-01-18, 04:32
Replies: 2,147
Views: 143,381
Posted By TheCount
Post S287

S287 fully tested n=90.3-95k
PFGW version 3.7.7

No primes found

91 k's remain.
Testing continues to n=100k
Forum: Conjectures 'R Us 2017-12-06, 15:12
Replies: 2,147
Views: 143,381
Posted By TheCount
S287

S287 fully tested n=85-90.3k
PFGW version 3.7.7

Prime found for 4k's:
4474*287^86350+1
3754*287^86670+1
5266*287^89464+1
2096*287^90201+1

91 k's remain.
Forum: Conjectures 'R Us 2017-11-04, 00:15
Replies: 2,147
Views: 143,381
Posted By TheCount
S287

S287 fully tested n=80-85k
PFGW version 3.7.7

Prime found for 1k:
1292*287^81511+1

95 k's remain.
Testing continues to n=100k

For 75k<n<100k using P1e6 weight I calculated:
Forum: Conjectures 'R Us 2017-10-04, 10:31
Replies: 2,147
Views: 143,381
Posted By TheCount
Post S287

S287 fully tested n=75-80k
PFGW version 3.7.7

Primes found for 3k's:
4396*287^75164+1
7024*287^79246+1
2044*287^79614+1

96 k's remain.
Testing continues to n=100k
Forum: Conjectures 'R Us 2017-08-26, 04:17
Replies: 2,147
Views: 143,381
Posted By TheCount
Post S287

S287 fully tested n=50-75k
PFGW version 3.7.7


Primes found for 15k's:
6136*287^50700+1
3700*287^52878+1 - double tap
2104*287^54162+1
3008*287^55689+1
3422*287^55751+1 - third tap
Forum: Conjectures 'R Us 2017-03-30, 11:16
Replies: 293
Sticky: News
Views: 29,635
Posted By TheCount
Thumbs up LLR version 3.8.20

LLR version 3.8.20 now supports multithreading!
http://www.mersenneforum.org/showthread.php?t=22065

It has been released by Jean Penné and is now fully tested by Primegrid.
I figured out how to...
Forum: Software 2017-03-29, 20:36
Replies: 163
Views: 16,535
Posted By TheCount
I got LLR multithreading working on PRPNet. ...

I got LLR multithreading working on PRPNet.
Assuming you want to use 2 threads, first create a cllr64.bat:
@cllr64.exe -t2 %*
Then in prpclient.ini use the line:
llrexe=cllr64.batWhere cllr64.exe...
Forum: Conjectures 'R Us 2017-03-28, 14:49
Replies: 2,147
Views: 143,381
Posted By TheCount
S287

S287 fully tested n=25-50k
PFGW version 3.7.7

Primes found for 19k's, 3k's double tapped:
128*287^47205+1
886*287^30664+1
886*287^42344+1 - double tap
1024*287^26782+1
1174*287^31042+1...
Forum: Software 2017-03-10, 14:52
Replies: 163
Views: 16,535
Posted By TheCount
LLR now has multithread support. Is there an...

LLR now has multithread support. Is there an existing way to pass command line arguments to LLR with PRPNet?
If not, can support for multithreaded LLR in PRPNet be implemented some how in the...
Forum: Software 2017-02-06, 10:58
Replies: 43
Views: 3,058
Posted By TheCount
Readme.txt, "range beeing $b to $b" -> "range...

Readme.txt, "range beeing $b to $b" -> "range being $a to $b":
- ABC$a$b$c : Used to launch a Wieferich prime search,
the range beeing $b to $b and the base $c (new feature!)I found a Version...
Forum: Conjectures 'R Us 2016-10-09, 08:09
Replies: 2,147
Views: 143,381
Posted By TheCount
S287

Reserving S287 to n=100k (25-100k)
Forum: Conjectures 'R Us 2016-10-09, 07:46
Replies: 839
Views: 67,707
Posted By TheCount
That's fine. I only had one core started on it,...

That's fine. I only had one core started on it, 19 core hours in. Found:
114984*226^10221-1
135045*226^10321-1
39834*226^10343-1

I'll reserve something else elsewhere.
Forum: Conjectures 'R Us 2016-10-08, 13:44
Replies: 839
Views: 67,707
Posted By TheCount
R226

Reserving R226 to n=25k (10-25k), from the recommended list
Forum: Software 2015-07-11, 02:14
Replies: 22
Views: 1,913
Posted By TheCount
Completed check of k!/k#+-1 to 50,000. Updated...

Completed check of k!/k#+-1 to 50,000.
Updated OEIS.

Completed adding multiplier support to fpcsieve. So now can sieve these forms: m*k!+-1, m*k#+-1, m*k!/k#+-1.
Committed changes to GitHub,...
Forum: Software 2015-06-08, 12:15
Replies: 22
Views: 1,913
Posted By TheCount
Post 48934!/48934# + 1 is prime Submitted edit...

48934!/48934# + 1 is prime

Submitted edit to OEIS A140294.
Proposed to give Daniel Heuer credit for 17258!/17257# + 1

Fully searched Compositorial up to n=45,000. Continuing to 50k.

I am...
Forum: Conjectures 'R Us 2015-05-28, 22:10
Replies: 78
Views: 14,940
Posted By TheCount
Port Report

Port 1400:
Riesel-Sierpinski base 2/4 even-odd
Total Candidates 3.062-4M:
49485
Chance of Prime:
72.87%

Port 1300:
Sierpinski Base 9
Total Candidates 1.967-2M:
Forum: Lounge 2015-05-01, 13:48
Replies: 1,008
Views: 43,785
Posted By TheCount
Space travel has already been done! The...

Space travel has already been done! The Encyclopaedia Galactica is hereby released:
http://www.orionsarm.com/
Forum: Conjectures 'R Us 2015-04-28, 12:14
Replies: 78
Views: 14,940
Posted By TheCount
Reached 100 tests on Port 1300. Once S9...

Reached 100 tests on Port 1300.
Once S9 finished will the User stats be reset?
Forum: Conjectures 'R Us 2015-04-20, 14:41
Replies: 78
Views: 14,940
Posted By TheCount
Red face My mistake!...

My mistake! http://www.primegrid.com/forum_thread.php?id=5795&nowrap=true#77818
In my mind DC was not supported, but that's not what was said at all.
Good to vent and then you get the truth thrown...
Showing results 1 to 25 of 98

 
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