mersenneforum.org Riesel Primes k*2^n-1, k<300 [Part II]
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 2019-03-01, 19:14 #958 Cruelty     May 2005 2·809 Posts status report k=25 tested till n=4.53M k=101 tested till n=6.67M
 2019-03-04, 08:31 #959 Thomas11     Feb 2003 2·3·317 Posts k=215 at n=4M and released. k=241 at n=4M and released. k=265 at n=4M and released.
 2019-04-29, 14:37 #960 Thomas11     Feb 2003 2×3×317 Posts k=195 at n=3M and released. Taking k=283 from n=2M.
2019-05-11, 14:03   #961
japelprime

"Erling B."
Dec 2005

24×5 Posts

Quote:
 Originally Posted by japelprime Ok. Seems already been done to n=3M Maybe I take from there instead.
Update.
It will be working on n range from 3M to 4M.

2019-05-24, 05:42   #962
MooMoo2

Aug 2010

2·277 Posts

Quote:
 Originally Posted by MooMoo2 Year end update: k=39 is complete to n=4.75M. No new primes found, and I'm continuing. Previous k=39 results files for reference: n<2M: https://www.mersenneforum.org/showpo...&postcount=908 n=2M-4.054M: https://www.mersenneforum.org/showpo...&postcount=909 n=4.054M-4.31M: https://www.mersenneforum.org/showpo...&postcount=912 n=4.31M-4.52M: https://www.mersenneforum.org/showpo...&postcount=917
k=39 is complete to n=4.848M. No new primes found, and I'm continuing

The results file is attached.
Attached Files
 4750400-4848400.txt (194.1 KB, 31 views)

 2019-08-26, 07:53 #963 pepi37     Dec 2011 After milion nines:) 4E016 Posts Is anywhere updated list of progress small K <300 on riesel side? Everything I can find is at least one year old
 2019-09-05, 13:15 #964 Cruelty     May 2005 110010100102 Posts status report k=25 tested till n=4.65M k=101 tested till n=7.19M
 2019-09-28, 10:15 #965 Thomas11     Feb 2003 2·3·317 Posts k=11 at n=7.5M k=113 at n=7M k=191 at n=8M k=97 at n=4M k=119 at n=5M k=211 at n=5M k=217 at n=5M k=223 at n=5M (seems that I forgot to reserve this; picked up from n=3.27M) k=239 at n=5M k=269 at n=5M k=271 at n=4M
 2019-10-05, 16:44 #966 Cruelty     May 2005 110010100102 Posts status report k=25 tested till n=4.66M k=101 tested till n=7.35M - releasing this "k"
 2019-11-30, 21:58 #967 japelprime     "Erling B." Dec 2005 1208 Posts It will be working on n range from 3M to 4M.[/QUOTE] k=83 is completed to n=3.02M. No new primes found, and I'm continuing.
 2019-12-17, 11:01 #968 Thomas11     Feb 2003 190210 Posts status report k=11 at n=8M k=97 at n=5M k=119 at n=6M k=211 at n=6M k=217 at n=6M k=223 at n=6M k=239 at n=6M k=269 at n=6M k=271 at n=5M k=283 at n=4M Last fiddled with by Thomas11 on 2019-12-17 at 11:07 Reason: added k=283

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