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2012-11-19, 19:15   #1079
gd_barnes

May 2007
Kansas; USA

10,223 Posts

Quote:
 Originally Posted by Lennart I have not counted them but I think it was about 4000 primes.
Quote:
 Originally Posted by rogue Awesome! How many primes did you find in the range?
For R51 for the range of k>1.1M and n=10K-25K, Lennart found 4599 primes.

For R51 for the entire k-range of n=10K-25K, there are 5223 primes.

Balancing for R51:
k's remaining at n=10K: 16573
primes for n=10K-25K: 5223 (31.5%)
k's remaining at n=25K: 11350
primes for k<25K and n=25K-50K: 4
current k's remaining for R51: 11346

 2012-11-28, 20:12 #1080 rogue     "Mark" Apr 2003 Between here and the 2×2,971 Posts 12927*60^191870+1 is prime!
2012-11-28, 20:21   #1081
MyDogBuster

May 2008
Wilmington, DE

285210 Posts

Quote:
 12927*60^191870+1 is prime!
Nice one Mark.

 2012-12-04, 13:31 #1082 rogue     "Mark" Apr 2003 Between here and the 2·2,971 Posts S60 completed to n=200000 and released. I've already reported the primes I've found.
 2012-12-08, 01:38 #1083 MyDogBuster     May 2008 Wilmington, DE 22·23·31 Posts S66 Reserving S66 as new to n=2.5K ck is 21,344,443 I'll re-evaluate it after the scripting (I'm at 20M right now)
 2012-12-16, 05:08 #1084 MyDogBuster     May 2008 Wilmington, DE 1011001001002 Posts S66 Sierp Base = 66 Conjectured k = 21,314,443 Covering Set = 7, 17, 37. 67, 73, 613 Trivial Factors = k == 4 mod 5(5) and k == 12 mod 13(13) Found Primes: 15,517,237 k's Remaining: 50,023 k's - Tested to n=2.5K - File emailed Trivial Factor Eliminations: 5,574,023 k's MOB Eliminations: 171,154 k's - File emailed GFN Eliminations: 4 k's - File emailed There were 5 compPRP's Base Released Took me 5 months on 1 core to script this. Extending the reservation to n=10K. Last fiddled with by MyDogBuster on 2012-12-16 at 19:24
 2012-12-16, 19:00 #1085 firejuggler     Apr 2010 Over the rainbow 2×1,217 Posts You have much more patience than me. Good luck.
 2012-12-22, 01:25 #1086 MyDogBuster     May 2008 Wilmington, DE 22·23·31 Posts S93 Reserving S93 to n=50K
2012-12-25, 11:27   #1087
grobie

Sep 2005
Raleigh, North Carolina

337 Posts
Update on R97

Quote:
 Originally Posted by grobie All k's for R97 now at 30.3k the following primes found: 23204*97^25772-1 ( already reported ) 25242*97^25924-1 7308*97^26259-1 21720*97^27152-1 2526*97^28074-1 14118*97^28888-1 6182*97^30313-1
Testing completed at 37.1K the following are Prime:

Wow been working on this since 6th of May on single core,

23204*97^25772-1 ( already reported )
25242*97^25924-1 ( already reported )
7308*97^26259-1 ( already reported )
21720*97^27152-1 ( already reported )
2526*97^28074-1 ( already reported )
14118*97^28888-1 ( already reported )
6182*97^30313-1 ( already reported )
6824*97^30476-1
17142*97^33414-1
24000*97^34502-1
14006*97^34606-1
20238*97^34731-1

Last fiddled with by grobie on 2012-12-25 at 11:41

 2012-12-26, 08:24 #1088 gd_barnes     May 2007 Kansas; USA 10,223 Posts Grobie, Are you still planning on taking R97 to n=50K? Gary
2012-12-26, 13:02   #1089
grobie

Sep 2005
Raleigh, North Carolina

15116 Posts

Quote:
 Originally Posted by gd_barnes Grobie, Are you still planning on taking R97 to n=50K? Gary
yes, but if you want it faster I will release it.

Last fiddled with by grobie on 2012-12-26 at 13:06

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