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 Showing results 1 to 25 of 1000 Search took 0.42 seconds. Search: Posts Made By: gd_barnes
 Forum: Conjectures 'R Us 2021-07-20, 09:52 Replies: 462 Views: 65,445 Posted By gd_barnes R2 2nd conjecture is at n=1.5M; 5 primes were... R2 2nd conjecture is at n=1.5M; 5 primes were found for n=1M-1.5M shown below; 40 k's remain; continuing to n=2M. Primes: 737797*2^1002029-1 664273*2^1122271-1 667841*2^1333638-1...
 Forum: Conjectures 'R Us 2021-07-20, 06:40 Replies: 952 Sticky: Report top-5000 primes here Views: 111,847 Posted By gd_barnes :bounce wave: A tremendous load of top-5000... :bounce wave: A tremendous load of top-5000 and top-3000 primes by SRBase! Great work BOINC! This leaves us with only 8 top-3000 primes to go to hit our 2021 goal! :smile:
 Forum: Conjectures 'R Us 2021-07-11, 19:46 Replies: 7 Sticky: 2021 project goals Views: 4,487 Posted By gd_barnes Goal #2 has been completed! :smile: Goal #2 has been completed! :smile:
 Forum: Conjectures 'R Us 2021-07-05, 09:29 Replies: 3,910 Views: 304,334 Posted By gd_barnes S525 is complete to n=2500; 54690 k's remain;... S525 is complete to n=2500; 54690 k's remain; partially sieved file for n=2500-10K to P=1G provided; base released.
 Forum: Conjectures 'R Us 2021-07-01, 01:46 Replies: 3,910 Views: 304,334 Posted By gd_barnes Reserving S525 to n=2500. Sieve file for... Reserving S525 to n=2500. Sieve file for n=2500-10K to P=1G will be provided.
 Forum: No Prime Left Behind 2021-06-28, 20:25 Replies: 574 Views: 118,983 Posted By gd_barnes I do not know what has caused this. I have sent... I do not know what has caused this. I have sent an Email to AMDave. Thanks for pointing it out.
 Forum: Riesel Prime Search 2021-06-27, 11:11 Replies: 1,966 Views: 212,996 Posted By gd_barnes 21*2^2959789-1 is prime :smile: 21*2^2959789-1 is prime :smile:
 Forum: Forum Feedback 2021-06-24, 22:45 Replies: 33 Views: 1,523 Posted By gd_barnes It looks good now. Fonts a little different but... It looks good now. Fonts a little different but I like it. User names are bigger but no big deal. Mike, thanks for the continued improvements. :-)
 Forum: Forum Feedback 2021-06-24, 19:44 Replies: 33 Views: 1,523 Posted By gd_barnes I concur with this. This change is awful. All... I concur with this. This change is awful. All the lettering is in Gray instead of Blue. How can I change this back?
 Forum: Riesel Prime Search 2021-06-23, 07:04 Replies: 417 Views: 76,747 Posted By gd_barnes Back about 13-14 years ago Beyond (SB2) did a lot... Back about 13-14 years ago Beyond (SB2) did a lot of searching on many low-weight k's. Although he gave details about what he was working on his details were frequently incomplete and he did not...
 2021-06-23, 06:03 Replies: 293 Views: 50,319 Posted By gd_barnes Are you continuing with these bases? Are you continuing with these bases?
 Forum: Riesel Prime Search 2021-06-17, 23:07 Replies: 1,033 Views: 144,295 Posted By gd_barnes k=7 is complete to n=5M; double-check is complete... k=7 is complete to n=5M; double-check is complete for n=1M-4.23M. No primes found for n=1M-5M. The k is released. Results attached. This is likely the longest currently running n-range without...
 Forum: Conjectures 'R Us 2021-06-13, 06:20 Replies: 179 Views: 63,176 Posted By gd_barnes I have added R578 to n=200K to the recommended... I have added R578 to n=200K to the recommended list. This base is low-weight and is the lowest "relative difficulty" base that we have that is not in the 2021 goals. Therefore it can easily be...
 Forum: Conjectures 'R Us 2021-06-06, 06:40 Replies: 179 Views: 63,176 Posted By gd_barnes If you see any 1k bases that are not sieved to... If you see any 1k bases that are not sieved to n=1M, that would be the first priority. Another area to sieve would be bases with 11 or 12 k's remaining at n=100K. You could sieve those for...
 Forum: Conjectures 'R Us 2021-06-05, 06:17 Replies: 1,106 Views: 100,608 Posted By gd_barnes Thanks for the update. Thanks for the update.
 Forum: Conjectures 'R Us 2021-06-04, 03:29 Replies: 7 Sticky: 2021 project goals Views: 4,487 Posted By gd_barnes With Pepi's recent large-prime proof of R650 that... With Pepi's recent large-prime proof of R650 that leaves us just one away from completing goals 1 and 8. :-)
 Forum: Conjectures 'R Us 2021-06-04, 03:22 Replies: 301 Sticky: News Views: 57,765 Posted By gd_barnes I will be out of town until about June 16th. I... I will be out of town until about June 16th. I am keeping the web pages updated locally while I am gone. They will be uploaded to the server after I get back. If you see an asterisk "*"...
 Forum: Conjectures 'R Us 2021-06-03, 16:41 Replies: 952 Sticky: Report top-5000 primes here Views: 111,847 Posted By gd_barnes A big congrats! Very nice find! :-) :bow... A big congrats! Very nice find! :-) :bow wave:
 Forum: Prime Gap Searches 2021-06-01, 04:18 Replies: 18 Views: 1,771 Posted By gd_barnes Yes it's definitely over 7 billion years... Yes it's definitely over 7 billion years but...it's much worse than that: 2^64 = 18,446,744,073,709,551,616 (~1.8447 * 10^19) 2^64 / 3600 seconds per hour / 24 hour per day / ~365.25 days per...
 Forum: Conjectures 'R Us 2021-05-30, 04:40 Replies: 301 Sticky: News Views: 57,765 Posted By gd_barnes I have some exciting news: The Riesel base 2... I have some exciting news: The Riesel base 2 2nd conjecture has been added to the project! This makes the Riesel and Sierp sides at CRUS equal in that regard and gives the project a base 2...
 Forum: Conjectures 'R Us 2021-05-22, 19:38 Replies: 179 Views: 63,176 Posted By gd_barnes More sieve files added. More sieve files added.
 2021-05-21, 19:38 Replies: 293 Views: 50,319 Posted By gd_barnes I am going to remove the web page that I have... I am going to remove the web page that I have been updating that shows bases, primes, and reservations and turn updates over to the Wiki. Karsten has done a nice job setting that up and keeping it...
 Forum: Conjectures 'R Us 2021-05-20, 19:20 Replies: 7 Sticky: 2021 project goals Views: 4,487 Posted By gd_barnes Updated. Actually Goal 4 will be by far the most... Updated. Actually Goal 4 will be by far the most difficult. It is unlikely to finish although I will throw many of my machines at it for awhile later in the year to give it a reasonable shot. ...
 2021-05-19, 20:09 Replies: 293 Views: 50,319 Posted By gd_barnes For future historical reference (and a bit of my... For future historical reference (and a bit of my own sanity) can you please post which bases and n-range that you searched? For all that I know Karsten's links that you referred to when reserving...
 Forum: Riesel Prime Search 2021-05-19, 19:15 Replies: 417 Views: 76,747 Posted By gd_barnes k=10005 has a large prime gap so I double-checked... k=10005 has a large prime gap so I double-checked it for n=0-1.25M. 34 primes confirmed; no problems found. Results attached.
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