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Search: Posts Made By: nivek000
Forum: Factoring 2022-04-22, 15:00
Replies: 30
Views: 1,828
Posted By nivek000
ECM is currently running from t50 to t55 with...

ECM is currently running from t50 to t55 with 3840/17800 complete. No factors found.
Forum: Factoring 2022-04-21, 02:04
Replies: 30
Views: 1,828
Posted By nivek000
Honestly, if more help comes that is great. But,...

Honestly, if more help comes that is great. But, I think I have the answer to my initial question. The OEIS sequence is, at the moment, not technically correct because there is a possibility a...
Forum: Factoring 2022-04-20, 22:42
Replies: 30
Views: 1,828
Posted By nivek000
ECM to t45 is complete with no factors found, as...

ECM to t45 is complete with no factors found, as anticipated.
Forum: Factoring 2022-04-20, 21:22
Replies: 30
Views: 1,828
Posted By nivek000
But... I am doing ECM by CPU (on 40 threads). If...

But... I am doing ECM by CPU (on 40 threads). If someone wants to take over with GPU, have at it...
Forum: Factoring 2022-04-20, 21:08
Replies: 30
Views: 1,828
Posted By nivek000
ECM is currently working its way from t40 to t45.

ECM is currently working its way from t40 to t45.
Forum: Factoring 2022-04-20, 20:49
Replies: 30
Views: 1,828
Posted By nivek000
Agreed. I was definitely speaking from an...

Agreed. I was definitely speaking from an individual perspective with respect to factoring the C270 SNFS.
Forum: Factoring 2022-04-20, 20:19
Replies: 30
Views: 1,828
Posted By nivek000
OEIS A242274 Question

Hello. I am researching OEIS sequence A242274 (https://oeis.org/A242274). I have validated all of the known terms, but between a(31)=549 and a(32)=804 I have found a candidate whose semiprime...
Forum: YAFU 2022-01-07, 15:13
Replies: 4
Views: 571
Posted By nivek000
Thanks for the explanation. I did not realize...

Thanks for the explanation. I did not realize the SNFS time was based on the original number and not the smaller factor. It's just so much easier when ECM finds all the factors :)

And, yes, I...
Forum: YAFU 2022-01-07, 14:18
Replies: 4
Views: 571
Posted By nivek000
I am running the factor command on the C214: ...

I am running the factor command on the C214:

...
Forum: YAFU 2022-01-07, 13:39
Replies: 4
Views: 571
Posted By nivek000
SNFS Performance

Does the performance of SNFS vary wildly? I saw a C155 number (a factor of a larger C205 number) factor with SNFS in a little over 2 hours. Now I have a C160 running (a factor of a larger C213...
Forum: Factoring 2021-12-31, 21:00
Replies: 528
Views: 118,337
Posted By nivek000
43^113-42^113 is a 185-digit SNFS for OEIS...

43^113-42^113 is a 185-digit SNFS for OEIS A289985 (n=42, k=113) or A289629 (n=113, k=42). Factors are


P51 = 104372443967980461443712852210951709032363177730327
P135 =...
Forum: YAFU 2021-12-31, 13:44
Replies: 11
Views: 1,052
Posted By nivek000
So, that would be the issue. I have not been...

So, that would be the issue. I have not been using the -v flag. With that flag I see lots of ETA values for different parts of the process. Many thanks!

- Kevin
Forum: YAFU 2021-12-31, 12:29
Replies: 11
Views: 1,052
Posted By nivek000
I have never seen an ETA in this type of message....

I have never seen an ETA in this type of message. I must be using a different NFS library that you are. I see messages like...


12/29/21 18:10:03, final ECM pretested depth: 36.38
12/29/21...
Forum: YAFU 2021-12-30, 20:52
Replies: 11
Views: 1,052
Posted By nivek000
As a programmer, I can imagine there must be a...

As a programmer, I can imagine there must be a line in ggnfs that basically says, "If <condition is met> do msieve filter check Else lattice sieve again". The questions would be: what is the...
Forum: YAFU 2021-12-30, 17:52
Replies: 11
Views: 1,052
Posted By nivek000
NFS Expected Runtime

Hi. I have been watching a good number of GNFS factorings in YAFU, but it is still very difficult for me to understand the estimated time remaining. Is there a way to approximate this with the...
Forum: YAFU 2021-12-17, 13:34
Replies: 2
Views: 862
Posted By nivek000
YAFU Version Differences

Hello. I am running Parallels on two different Apple computers - Mac Mini with M1 chip, iMac with Intel chip. Windows 10 is installed on the Intel computer, Windows 11 on the M1 computer. YAFU...
Forum: YAFU 2021-12-10, 19:56
Replies: 1
Views: 680
Posted By nivek000
YAFU + GGNFS Confirmation

Hello. Is there a way to confirm that YAFU can see GGNFS based on the yafu.ini config? I believe I have everything set up correctly for YAFU to use GGNFS, but I have not found a message or anything...
Showing results 1 to 17 of 17

 
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