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Forum: Conjectures 'R Us 2022-11-22, 07:17
Replies: 11
Views: 674
Posted By kar_bon
R255 still running on 1 core, currently at n~57k.

R255 still running on 1 core, currently at n~57k.
Forum: Aliquot Sequences 2022-11-04, 13:53
Replies: 1,045
Views: 61,757
Posted By kar_bon
648^57 terminates in p=23 so two to go for this...

648^57 terminates in p=23 so two to go for this base.
Forum: FactorDB 2022-11-04, 09:19
Replies: 40
Views: 4,012
Posted By kar_bon
Currently someone is flooding FDB with numbers of...

Currently someone is flooding FDB with numbers of the form 10^86-x and thats not the first time, same with +-side for others exponents.
It's a real pity Marcus is not limiting this behaviour.
Forum: Aliquot Sequences 2022-11-02, 18:46
Replies: 1,045
Views: 61,757
Posted By kar_bon
I'm running it for a longer time now but not...

I'm running it for a longer time now but not reserved it because didn't know to manage it. The hard parts of this were index 13 and 20.
It's now at 136/131 and should do further tomorrow.
Try to...
Forum: Aliquot Sequences 2022-10-05, 11:32
Replies: 2,111
Views: 251,229
Posted By kar_bon
65^66...

65^66 ('http://factordb.com/sequences.php?se=1&aq=65^66&action=last20') terminates in the amicable pair (635624,712216) after ~1300 more lines.
Forum: Aliquot Sequences 2022-09-30, 12:25
Replies: 653
Views: 103,316
Posted By kar_bon
I think it's an error in the sievers or the...

I think it's an error in the sievers or the factmsieve.py:
The error is in the function "def run_siever" (output of "Lattice sieving") and starting the siever with "run_exe".

Seems while the...
Forum: Aliquot Sequences 2022-09-30, 10:32
Replies: 653
Views: 103,316
Posted By kar_bon
The run continues without errors. So only using...

The run continues without errors.
So only using msieves directly (not in yafu) I got this in the log-file at beginning:

Fri Sep 30 11:28:03 2022 -> factmsieve.py (v0.83)
Fri Sep 30 11:28:03 2022...
Forum: Aliquot Sequences 2022-09-30, 10:01
Replies: 653
Views: 103,316
Posted By kar_bon
3221225477 is C0000005 in hex, so this could be a...

3221225477 is C0000005 in hex, so this could be a EXCEPTION_ACCESS_VIOLATION in WIN.

As you can see in your log ggnfs uses gnfs-lasieve4I13e.exe for sieving.

I've tried the C132 from 84^92 and...
Forum: Aliquot Sequences 2022-09-27, 08:41
Replies: 2,111
Views: 251,229
Posted By kar_bon
With my scripts (which uses Garambois, too) I can...

With my scripts (which uses Garambois, too) I can process ~30 bases at once before the FactorDB limit for one hour is reached by now.

1) ~1.2M Database queries allowed in an one hour period by...
Forum: Aliquot Sequences 2022-09-18, 11:24
Replies: 138
Views: 5,438
Posted By kar_bon
Here's a list of seqs where only index 1 exists...

Here's a list of seqs where only index 1 exists unfactored (not all current bases included, I got not all data of them right now) sorted by digit-length of unfactored part.


base n ...
Forum: Proth Prime Search 2022-09-15, 14:03
Replies: 75
Views: 8,063
Posted By kar_bon
It's only a warning from pfgw: if pfgw runs any...

It's only a warning from pfgw: if pfgw runs any file an *.ini file is created where you can find the last processed input file. Delete the .ini and there is no warning. So nothing to worry sbout.
Forum: Aliquot Sequences 2022-09-14, 14:39
Replies: 2,111
Views: 251,229
Posted By kar_bon
You missed prime 257 as ending in the new...

You missed prime 257 as ending in the new "graph.txt".

There're some bases which are not listed taken in the first attempt and some newly terminated seqs, too.
Bases like 780, 828, 888 or...
Forum: Proth Prime Search 2022-09-14, 08:27
Replies: 75
Views: 8,063
Posted By kar_bon
How you call pfgw64? I got >pfgw64...

How you call pfgw64?

I got

>pfgw64 -q999998912894617
PFGW Version 4.0.3.64BIT.20220704.Win_Dev [GWNUM 29.8]

Switching to Exponentiating using GMP
999998912894617 is composite: RES64:...
Forum: Aliquot Sequences 2022-09-08, 11:35
Replies: 1,045
Views: 61,757
Posted By kar_bon
338^64 terminates in P42 This was the last open...

338^64 terminates in P42
This was the last open seq for base 338.
Forum: Aliquot Sequences 2022-08-24, 12:53
Replies: 1,045
Views: 61,757
Posted By kar_bon
181^65 terminated

181^65 terminated
Forum: Linux 2022-07-28, 11:32
Replies: 21
Views: 1,104
Posted By kar_bon
Try this: put the extra % just after the...

Try this: put the extra % just after the floating-string.

...awk '{printf "GPU 1 TESTED %.2f%\n", $1*100/$2x}'
Forum: Other Mathematical Topics 2022-07-21, 15:59
Replies: 7
Views: 1,071
Posted By kar_bon
Then take (OEIS says n has to be greater than...

Then take (OEIS says n has to be greater than 50000):

ABC2 $a^$a+2
a: from 50001 to 99999 step 2
Forum: Other Mathematical Topics 2022-07-21, 15:54
Replies: 7
Views: 1,071
Posted By kar_bon
There're countless of them, but the smallest is...

There're countless of them, but the smallest is k=1 & n=1 -> 5.
Forum: Aliquot Sequences 2022-07-21, 11:34
Replies: 1,045
Views: 61,757
Posted By kar_bon
Found a P51 with 96 curves at B1=11M for 127^93,...

Found a P51 with 96 curves at B1=11M for 127^93, now a C161.
Forum: Other Mathematical Topics 2022-07-21, 11:13
Replies: 7
Views: 1,071
Posted By kar_bon
See A100407 ('https://oeis.org/A100407'), but the...

See A100407 ('https://oeis.org/A100407'), but the PRP for n=1349 is already proven prime here ('http://factordb.com/index.php?id=1100000000492765487'). The prime for n=737 is here...
Forum: storm5510 2022-07-03, 15:41
Replies: 6
Views: 703
Posted By kar_bon
You should look here...

You should look here ('https://www.mersenneforum.org/showthread.php?t=21240') in this forum for the minus-kind of Leyland numbers and also this page ('http://primfakt.atw.hu/').

All your found...
Forum: XYYXF Project 2022-07-01, 20:00
Replies: 599
Views: 144,176
Posted By kar_bon
There's already a page...

There's already a page ('https://www.rieselprime.de/ziki/Leyland_number') with some old ranges, a graph and just only 1814 numbers with many data and links to FactorDB.
Forum: MattcAnderson 2022-06-23, 21:03
Replies: 5
Views: 351
Posted By kar_bon
5 hours of energy which could be saved by...

5 hours of energy which could be saved by searching a well known database of such formats of number, see Studio Kamada ('https://stdkmd.net/nrr/repunit/10001.htm') for factors of 10^n+1 for n=1 to...
Forum: Software 2022-06-23, 07:32
Replies: 5
Views: 609
Posted By kar_bon
ehhhm... [...] Read 17421 terms [...] ...

ehhhm...

[...] Read 17421 terms [...]
[...] Deleted 17421 terms [...]

The source only contains one sequence for k=27 and the prime _is_ for k=27, so all is correct.
Forum: Sierpinski/Riesel Base 5 2022-06-16, 13:02
Replies: 26
Views: 47,239
Posted By kar_bon
One down for the Riesel-base 5 conjecture: ...

One down for the Riesel-base 5 conjecture:

64598 * 5^3769854-1 ('https://primes.utm.edu/primes/page.php?id=134054') is prime, 2,635,020 digits, found on 2022-06-14 by PrimeGrid.

Curious: the 5...
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