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 Showing results 1 to 25 of 1000 Search took 0.45 seconds. Search: Posts Made By: kar_bon
 Forum: No Prime Left Behind 2020-09-25, 11:31 Replies: 1,488 Views: 153,116 Posted By kar_bon user=mdettweiler [2020-09-22 11:17:05] ... user=mdettweiler [2020-09-22 11:17:05] 805*2^1565131-1 is prime! Time : 0.0 sec. Submitted to Top5000 by Gary
 Forum: Prime Wiki 2020-09-08, 10:15 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon No, this should be done in the k-value pages or... No, this should be done in the k-value pages or the CRUS pages if available so that page for smallest n-values could take those n-values from there automatically. I'm currently working on other...
 Forum: Riesel Prime Search 2020-09-08, 09:10 Replies: 379 Views: 37,908 Posted By kar_bon The less the Nash weight is the less candidates... The less the Nash weight is the less candidates remain after sieving is correct, but also the less chance to find a prime: low Nash = less cand. = less primes. You could choose a lower k-value...
 Forum: Riesel Prime Search 2020-09-08, 06:41 Replies: 379 Views: 37,908 Posted By kar_bon 1281979*2^n-1 has a Nash weight... 1281979*2^n-1 has a Nash weight ('https://www.rieselprime.de/ziki/Nash_weight') of 1789, so relatively low. 1281979 \equiv 1 mod 3 so all primes of that sequence are only odd n-values. k-values...
 Forum: Twin Prime Search 2020-09-02, 21:26 Replies: 122 Views: 27,095 Posted By kar_bon I've inserted a table of all 966 found primes so... I've inserted a table of all 966 found primes so far for 480000
 Forum: Conjectures 'R Us 2020-08-14, 09:03 Replies: 4 Views: 508 Posted By kar_bon I've created a first table for k*10^n-1 values... I've created a first table for k*10^n-1 values from your page and Kamadas history here ('https://www.rieselprime.de/ziki/Gen._Riesel_prime_10') (including the least find...
 Forum: Prime Wiki 2020-08-09, 20:27 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon I've inserted a statistics... I've inserted a statistics ('https://www.rieselprime.de/ziki/Statistics') for sequences in the Wiki with own pages, depending on the type. The recent days many Riesel prime pages were added,...
 Forum: Prime Wiki 2020-08-04, 07:43 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon Some changes in handling MultiReservations for... Some changes in handling MultiReservations for Riesel values: If a project reserved several k-values a MultiReservation will be used to handling easy range or dates changes during that project:...
 2020-08-03, 06:58 Replies: 239 Sticky: Carol / Kynea Primes Views: 23,507 Posted By kar_bon (688^70718+1)^2-2 found prime, 401338 digits CK... (688^70718+1)^2-2 found prime, 401338 digits CK 688 at n=74k, continuing
 Forum: Conjectures 'R Us 2020-08-03, 06:28 Replies: 109 Views: 14,963 Posted By kar_bon 4*438^n-1 is tested through n=300k, no prime. 4*438^n-1 is tested through n=300k, no prime.
 Forum: Prime Wiki 2020-08-01, 19:15 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon I've implemented a recognition of missing... I've implemented a recognition of missing markings of Sophie Germain in Riesel prime pages and found 6 more. The algorithm is testing - only for Riesel primes - only if such page was saved - not...
 Forum: Prime Wiki 2020-07-27, 20:36 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon This is possible by using a special category,... This is possible by using a special category, because of the few k-values an automated recognition is not needed. There are some problems: - k=278970415063349480483707695 = 71#/2 the automated...
 Forum: Prime Wiki 2020-07-26, 18:03 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon RRPDb: What is not maintained where? The link... RRPDb: What is not maintained where? The link you gave is the home page with the menu/links to all different prime page I've designed the last 13 years. The page for 6000
 Forum: Prime Wiki 2020-07-25, 00:23 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon Perhaps you use "German" as page language? You... Perhaps you use "German" as page language? You can change this by choosing "English" in the top menu. And possibly have a look at your "Preferences": Internationalisation. Try a "Purge" also.
 Forum: Prime Wiki 2020-07-23, 07:19 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon I know this extension, but it's more work in... I know this extension, but it's more work in keeping current of all prime templates than the benefit of a formular. As posted here...
 Forum: Prime Wiki 2020-07-22, 17:14 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon "RMultiRes" was added in Feb. 2020, "RCount" in... "RMultiRes" was added in Feb. 2020, "RCount" in May, that's why always use the Template prototypes ('https://www.rieselprime.de/ziki/Template_prototypes') and not privately copies. Those're the...
 Forum: Prime Wiki 2020-07-21, 19:02 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon Creating a new Riesel prime in the Wiki please: ... Creating a new Riesel prime in the Wiki please: - use always the current templates (see top link "Template prototypes") -> you missed the RCount parameter - have a look at the RPPDb: Free-DC Drive...
 Forum: Conjectures 'R Us 2020-07-21, 07:41 Replies: 30 Views: 1,937 Posted By kar_bon "We can" but srsieve won't. The error message... "We can" but srsieve won't. The error message when trying to sieve from P0<=43 for 13*43^n-1 is: ERROR: Sieve range P0 <= p <= P1 must be in 43 < P0 < P1 < 2^62. That's why you have to change...
 Forum: Conjectures 'R Us 2020-07-20, 22:15 Replies: 30 Views: 1,937 Posted By kar_bon There're two problems with the example of... There're two problems with the example of 13*43^n-1: 1. All candidates are divisible by 6. 2. The smallest p-value to start with srsieve is p=44, so have to be greater than the base. What I...
 Forum: XYYXF Project 2020-07-16, 09:28 Replies: 410 Views: 37,098 Posted By kar_bon I've included more than 330 Leyland numbers in... I've included more than 330 Leyland numbers in the Wiki showing in the table ('https://www.rieselprime.de/ziki/Leyland_prime_P_table'). There're currently 1814 from your last file with data given...
 Forum: Prime Wiki 2020-07-12, 08:30 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon You meant the PSearch page: I've edited the link... You meant the PSearch page: I've edited the link to a new one (available here ('https://www.mersenneforum.org/showpost.php?p=72686&postcount=1'), and the Wayback page). The problem with such...
 Forum: Twin Prime Search 2020-07-10, 19:27 Replies: 6 Views: 1,562 Posted By kar_bon I've created a page for this k-value in the Wiki... I've created a page for this k-value in the Wiki ('https://www.rieselprime.de/ziki/Riesel_prime_191547657').
 Forum: Aliquot Sequences 2020-07-09, 21:21 Replies: 606 Views: 26,832 Posted By kar_bon On Wolfgang Creyaufmuellers page... On Wolfgang Creyaufmuellers page ('http://www.aliquot.de/aliquote.htm') you can find a table ('http://www.aliquot.de/tabellen/1-1m.txt') with endings for all seqs <1M (eventually outdated) (download...
 Forum: Aliquot Sequences 2020-07-09, 07:59 Replies: 606 Views: 26,832 Posted By kar_bon 2 years ago I played around with aliquot... 2 years ago I played around with aliquot sequences and graphviz, a free tool to display graphs. The problem is you can not only include all relations automatically because the graph will grow and...
 Forum: Prime Wiki 2020-07-08, 15:14 Replies: 210 Sticky: Prime-Wiki Views: 17,782 Posted By kar_bon I've included a table for the frequencies given... I've included a table for the frequencies given by W.Keller ('http://www.prothsearch.com/rieselprob.html') for the Riesel problem ('https://www.rieselprime.de/ziki/Riesel_problem'). The...
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