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Search: Posts Made By: Brownfox
Forum: Msieve 2020-10-21, 19:35
Replies: 5
Views: 125
Posted By Brownfox
I think you've just crossed a boundary into...

I think you've just crossed a boundary into needing the 14e siever, which is why it seems to be longer.



It just needs more relations - probably 40-45 million, based on similar numbers that...
Forum: FermatSearch 2020-09-05, 19:57
Replies: 7
Views: 2,365
Posted By Brownfox
Reserving n:21000 - 22000, k:2e6 to 3e6

Reserving n:21000 - 22000, k:2e6 to 3e6
Forum: FermatSearch 2020-08-31, 13:20
Replies: 3
Views: 321
Posted By Brownfox
Is that the strategy? I need to run pfgw first to...

Is that the strategy? I need to run pfgw first to get a timing a d then filter until the elimination rate is less than the time to check?
Forum: FermatSearch 2020-08-31, 08:58
Replies: 3
Views: 321
Posted By Brownfox
Maximum prime for sieving

Sorry, couldn't find a suitable thread for this.


If I was to use gfndsieve to sieve a range of potential candidates, does anyone have any rules of thumb as to when it is best to stop sieving and...
Forum: Factoring 2020-08-10, 17:55
Replies: 776
Views: 54,817
Posted By Brownfox
All of the remaining entries in the MWRB file...

All of the remaining entries in the MWRB file have SNFS difficulty above 210.


That is about the upper limit of my resources and NFSNET has reserved the next one, so this is a good point to stop...
Forum: Lounge 2020-04-11, 06:28
Replies: 1,636
Views: 53,505
Posted By Brownfox
guest Greatly unusual Easter Saturday...

guest


Greatly unusual Easter Saturday today


today
Forum: Soap Box 2020-02-05, 16:09
Replies: 308
Views: 18,331
Posted By Brownfox
The men on horseback have vanished over the...

The men on horseback have vanished over the horizon; the 20-mule team wagons look like they're going to join them. Only the tortoises stand between the Iowa Dems and an ignominious last place in the...
Forum: Factoring 2019-09-17, 17:12
Replies: 776
Views: 54,817
Posted By Brownfox
Degree 4 will be much slower at this size of...

Degree 4 will be much slower at this size of exponent, in my experience. Degree 5 may be worth a look but I think the original polynomial from lavalamp will probably be best.
Forum: Lounge 2019-09-09, 13:31
Replies: 1,636
Views: 53,505
Posted By Brownfox
"Buffoon's organisation risible", Irish say ...

"Buffoon's organisation risible", Irish say

Irish
Forum: Lounge 2019-08-04, 20:48
Replies: 4,087
Views: 252,407
Posted By Brownfox
<pedant>Actually XXXX was the original form of 40...

<pedant>Actually XXXX was the original form of 40 - XL was a later addition. So as long as you mean 40 and not beer, you'll be ok.</pedant>
Forum: Lounge 2019-07-08, 20:22
Replies: 4,087
Views: 252,407
Posted By Brownfox
Some people who know about these things have...

Some people who know about these things have suggested (https://www.primitiveways.com/marcasite%20and%20flint.html) that flint can be used to generate a spark using naturally occurring iron...
Forum: Factoring 2019-05-24, 17:44
Replies: 776
Views: 54,817
Posted By Brownfox
That's what I've been doing. So far as I am aware...

That's what I've been doing. So far as I am aware only RichD and I are factoring these anyway.
Forum: Factoring 2019-04-08, 08:51
Replies: 14
Views: 1,300
Posted By Brownfox
I'm factoring composites from the MWRB file in...

I'm factoring composites from the MWRB file in SNFS difficulty order regardless of weight. There are no composites left with difficulty under 200 digits.
Forum: Factoring 2019-04-04, 12:29
Replies: 776
Views: 54,817
Posted By Brownfox
All done. That completes all the Most Wanted...

All done. That completes all the Most Wanted numbers with SNFS difficulty under 200 digits,
Forum: Lounge 2019-03-27, 09:50
Replies: 53
Views: 1,571
Posted By Brownfox
Forum: Lounge 2019-03-19, 15:27
Replies: 126
Views: 10,803
Posted By Brownfox
Yop. I've seen videos of this behaviour...

Yop. I've seen videos of this behaviour somewhere.

I regularly pass Eurasian magpies (Pica pica) waiting on the hard shoulder next to a piece of roadkill. They've figured out that cars don't come...
Forum: Lounge 2019-03-19, 15:16
Replies: 1,636
Views: 53,505
Posted By Brownfox
Bercow revelation arrests isolationist notion ...

Bercow revelation arrests isolationist notion

speak
Forum: Factoring 2019-03-12, 07:47
Replies: 776
Views: 54,817
Posted By Brownfox
Now taking 3754507^29-1 and 2507473*31-1

Now taking 3754507^29-1 and 2507473*31-1
Forum: Factoring 2019-02-09, 20:33
Replies: 776
Views: 54,817
Posted By Brownfox
Now taking 57143^41-1, 57269^41-1, 57571^41-1 and...

Now taking 57143^41-1, 57269^41-1, 57571^41-1 and 57947^41-1
Forum: Factoring 2019-01-17, 20:58
Replies: 776
Views: 54,817
Posted By Brownfox
Taking 11489^47-1 and 11503^47-1.

Taking 11489^47-1 and 11503^47-1.
Forum: Puzzles 2019-01-06, 18:34
Replies: 102
Views: 3,625
Posted By Brownfox
26 = 8+(2*5)+8+9-9+3-3 27 = 8+(2*5)+8-9+9+(3/3)

26 = 8+(2*5)+8+9-9+3-3
27 = 8+(2*5)+8-9+9+(3/3)
Forum: Puzzles 2019-01-06, 17:38
Replies: 102
Views: 3,625
Posted By Brownfox
4 = 8+2+5+8-9-9-(3/3)

4 = 8+2+5+8-9-9-(3/3)
Forum: Lounge 2019-01-01, 20:12
Replies: 1,010
Views: 46,638
Posted By Brownfox
Yop. Better images should be available tomorrow...

Yop. Better images should be available tomorrow and then better still in the coming months. Current best guess seems to be a single elongated structure (think bowling pin) rather than a co-orbiting...
Forum: Lounge 2018-12-31, 21:28
Replies: 1,636
Views: 53,505
Posted By Brownfox
coral Celebrations over rotation's annual...

coral


Celebrations over rotation's annual limit


(aka Happy New Year)


limit
Forum: Lounge 2018-12-15, 08:29
Replies: 1,636
Views: 53,505
Posted By Brownfox
young You only understand new generation ...

young


You only understand new generation


under
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