mersenneforum.org - Search Results

		mersenneforum.org > Search Forums
Search Results

Page 1 of 3

Showing results 1 to 25 of 51
Search took 0.01 seconds. Search: Posts Made By: shanecruise

Forum: Riesel Prime Search

2013-05-21, 06:49

Replies: 1,021

Sticky: Riesel Primes k*2^n-1, k<300 [Part II]

Views: 122,904

Posted By shanecruise

k=287 tested till 2M k=285 tested till 1640K

k=287 tested till 2M
k=285 tested till 1640K

Forum: Programming

2013-05-13, 06:30

Replies: 5

Need i7 3rd gen

Views: 995

Posted By shanecruise

Thank you Nathan I have mailed you. ...

Thank you Nathan

I have mailed you.

Also i'm not sure if many cores will help me if they are running at a low clock speed.

Forum: Programming

2013-05-12, 15:57

Replies: 5

Need i7 3rd gen

Views: 995

Posted By shanecruise

Actually I'm doing hybrid computing. Combined gpu...

Actually I'm doing hybrid computing. Combined gpu and cpu
In that case the speed up over pure gpu depends on how fast can cpu be.

So basically i have a fast gpu gt 580, k20 but my cpu is no...

Forum: Programming

2013-05-12, 08:04

Replies: 5

Need i7 3rd gen

Views: 995

Posted By shanecruise

Need i7 3rd gen

Hello I am doing a project in fluid simulations and want to check my results on a really high end CPU atleast i7 3rd generation or extreme.
preferably 6 cores, but even 4 will do.

Anyone with...

Forum: Riesel Prime Search

2013-04-03, 08:23

Replies: 1,958

Sticky: POST LOTS AND LOTS OF PRIMES HERE

Views: 194,726

Posted By shanecruise

reporting primes after a long time :) 285 *...

reporting primes after a long time :)

285 * 2 ^ 1563167 - 1 (470563 digits)
285 * 2 ^ 1565353 - 1 (471221 digits)

Forum: Riesel Prime Search

2013-02-05, 05:24

Replies: 1,021

Sticky: Riesel Primes k*2^n-1, k<300 [Part II]

Views: 122,904

Posted By shanecruise

k=285 completed till 1500k k=287 completed till...

k=285 completed till 1500k
k=287 completed till 1800k
no primes so far

Forum: Riesel Prime Search

2012-11-17, 12:44

Replies: 1,021

Sticky: Riesel Primes k*2^n-1, k<300 [Part II]

Views: 122,904

Posted By shanecruise

k=285 tested till 1.4M k=287 tested till 1.6M ...

k=285 tested till 1.4M
k=287 tested till 1.6M

no new primes

Forum: Riesel Prime Search

2012-09-18, 04:15

Replies: 657

5*2^n-1 Reservation Thread

Views: 71,924

Posted By shanecruise

3170-3180 complete, no primes

3170-3180 complete, no primes

Forum: Riesel Prime Search

2012-09-14, 18:06

Replies: 657

5*2^n-1 Reservation Thread

Views: 71,924

Posted By shanecruise

taking 3170-3180 :)

taking 3170-3180 :)

Forum: Riesel Prime Search

2012-09-14, 17:54

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

you're welcome :) I noticed the new files. And...

you're welcome :) I noticed the new files. And i'm feeling like running them right away.

about <3M well past is past :)

Forum: Riesel Prime Search

2012-09-14, 17:15

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

:D so you're a geek. yes you're right. a...

:D so you're a geek.

yes you're right. a bigger factor eliminated that candidate. Anyways its cool results are fine :)

now you can chop the file and update the original thread :)

Forum: Riesel Prime Search

2012-09-14, 16:47

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

I realized it will be a tedious job for you...

I realized it will be a tedious job for you combining both factors files. so i did the complete thing

I checked 400B-450B, 500B-510B, 600B-610B, 700-710, 800-810, 900-910 and 1T to 1.2T no factors...

Forum: Riesel Prime Search

2012-09-14, 15:12

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

and the factors have stopped coming out at 400B...

and the factors have stopped coming out at 400B :)
300-400B 774 factors

at 430 B nothing till now..

Forum: Riesel Prime Search

2012-09-14, 14:41

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

nothing till 1.2T and i stopped it. doing 300B-1T...

nothing till 1.2T and i stopped it. doing 300B-1T

and factors are coming out :)

let's see how many years of computing we save :D

Forum: Riesel Prime Search

2012-09-14, 13:55

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

I changed my mind I took 1T-2T and i am...

I changed my mind I took 1T-2T
and i am running at 70Mp/sec
should take 4 hours ;)

haven't found anything till 1.01T let's see. If nothing comes soon I can quit?

Forum: Riesel Prime Search

2012-09-14, 13:40

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

I can take 500B - 1T? if its ok?

I can take 500B - 1T? if its ok?

Forum: Riesel Prime Search

2012-09-14, 13:19

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

@kosmaj no factors till 140B. in k=7. looks ok

@kosmaj no factors till 140B. in k=7. looks ok

Forum: Riesel Prime Search

2012-09-14, 13:17

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

I agree with thomas, as i regenerated 3170-3172...

I agree with thomas, as i regenerated 3170-3172 found 136 terms till 1B. and there are 96 in the thread. therefore a part is missing it could be 1B-1T

Forum: Riesel Prime Search

2012-09-14, 11:17

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

ok yes you are right only k=5 is affected. others...

ok yes you are right only k=5 is affected. others look ok

so we can update that one.

Forum: Riesel Prime Search

2012-09-14, 11:00

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

seive files are only till 1 Billion , we can...

seive files are only till 1 Billion , we can easily do 100 Billion in less than 30 minutes. I have only extended it.

same goes for 8th drive.

I guess we need to seive deeper and there's no...

Forum: Riesel Prime Search

2012-09-14, 10:02

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

@kosmaj here is an example [shashank@iota...

@kosmaj here is an example

[shashank@iota sr1sieve-1.4.1-bin]$ ./sr1sieve-x86_64-linux -i 3170to3172.txt -o 3170-72new.txt -P 10000000000
sr1sieve 1.4.1 -- A sieve for one sequence k*b^n+/-1....

Forum: Riesel Prime Search

2012-09-14, 09:51

Replies: 21

Sticky: Welcome to "Riesel Prime Search"

Views: 11,365

Posted By shanecruise

told you just playing with things :)

told you just playing with things :)

Forum: Riesel Prime Search

2012-09-14, 05:12

Replies: 41

5*2^n-1 undersieved in Psieve files, n>3M

Views: 3,888

Posted By shanecruise

5*2^n-1 undersieved in Psieve files, n>3M

plus i tried sr1seive on one of the 3M range in 5*2^n-1 drive, and could remove 10 factors in 5 minutes

shouldn't we consider updating them.

Also is this sr1sieve great for mersenne prime? k=1

Forum: Riesel Prime Search

2012-09-14, 04:36

Replies: 21

Sticky: Welcome to "Riesel Prime Search"

Views: 11,365

Posted By shanecruise

ok so far so good I figured out srseive and...

ok so far so good

I figured out srseive and sr1seive, playing with them :)

now how do i give multiple k's?

Forum: Riesel Prime Search

2012-09-13, 05:08

Replies: 21

Sticky: Welcome to "Riesel Prime Search"

Views: 11,365

Posted By shanecruise

i'm trying to run srseive on linux can you...

i'm trying to run srseive on linux
can you help me with a sample input

Showing results 1 to 25 of 51

Page 1 of 3

All times are UTC. The time now is 04:30.