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Search: Posts Made By: chris2be8
Forum: NFS@Home 2021-11-25, 17:34
Replies: 218
Views: 24,073
Posted By chris2be8
QUEUED AS f42_157p1 ...

QUEUED AS f42_157p1

(42^157+1)/3723051540224122153851521759299059251560878011 from the Brent tables:

# Built Wed Nov 24 17:21:18 2021
# Estimated SNFS difficulty 255, GNFS equivalent 184, GNFS...
Forum: NFS@Home 2021-11-21, 16:39
Replies: 251
Views: 20,408
Posted By chris2be8
f99_127p1 is done: p73 factor:...

f99_127p1 is done:

p73 factor: 1041056679799963288784139305597824331347092504278281625736107417450816963
p128 factor:...
Forum: NFS@Home 2021-11-17, 16:36
Replies: 251
Views: 20,408
Posted By chris2be8
f99_127p1 has built a matrix. LA should finish in...

f99_127p1 has built a matrix. LA should finish in about 87 hours.
Forum: NFS@Home 2021-11-15, 16:41
Replies: 1,872
Views: 162,981
Posted By chris2be8
I may have finished the Brent tables by then,...

I may have finished the Brent tables by then, there are only 8 more numbers to do. But if there are any left I'll add them to the queue.
Forum: NFS@Home 2021-11-15, 16:37
Replies: 251
Views: 20,408
Posted By chris2be8
f96_128p1 is done: p94 factor:...

f96_128p1 is done:

p94 factor: 1100224866455146718241637903732381890770372598632534573487497963507385648566298129696943733761
p113 factor:...
Forum: NFS@Home 2021-11-11, 16:53
Replies: 218
Views: 24,073
Posted By chris2be8
QUEUED AS f42_157m1 ...

QUEUED AS f42_157m1

(42^157-1)/94390748934393998491624323105640304209502972457539974665999646423289 from the Brent tables:

# Built Thu Nov 11 06:26:36 2021
# Estimated SNFS difficulty 255,...
Forum: NFS@Home 2021-11-11, 16:45
Replies: 251
Views: 20,408
Posted By chris2be8
f87_131p1 is done: p115 factor:...

f87_131p1 is done:

p115 factor: 4631646068915685227666156317881464177417644370550600951764967470890159407407726218210324019291062662076667636259319
p132 factor:...
Forum: Factoring 2021-11-10, 16:39
Replies: 17
Views: 800
Posted By chris2be8
Doh! I should have said look for potential...

Doh!

I should have said look for potential bases that are easy to factor, then check if base^2048+1 is PRP. Since a hard number around 490 digits would be impossible to factor without a lot of...
Forum: Factoring 2021-11-09, 17:06
Replies: 17
Views: 800
Posted By chris2be8
An easier way would be to make b_min a power of a...

An easier way would be to make b_min a power of a known number (eg 10^244 or 10^245 since 999999/4096 is 244.140) and search for PRPs near to it on either side. That way the bases could be factored...
Forum: NFS@Home 2021-11-06, 17:01
Replies: 218
Views: 24,073
Posted By chris2be8
QUEUED AS f99_127p1 ...

QUEUED AS f99_127p1

(99^127+1)/1022438938129084980651407027597862130589800823501436100 from the Brent tables:

# Built Fri Nov 5 17:37:24 2021
# Estimated SNFS difficulty 254, GNFS equivalent...
Forum: NFS@Home 2021-11-06, 16:55
Replies: 251
Views: 20,408
Posted By chris2be8
f87_131p1 has built a matrix. LA should finish in...

f87_131p1 has built a matrix. LA should finish in about 100 hours.
Forum: NFS@Home 2021-11-04, 17:14
Replies: 251
Views: 20,408
Posted By chris2be8
f87_131m1 is done: p80 factor:...

f87_131m1 is done:

p80 factor: 30590807137045606285325572883359371454794566883035386595853622743322289513241203
p109 factor:...
Forum: FactorDB 2021-11-02, 16:57
Replies: 432
Views: 75,879
Posted By chris2be8
Hello gaLaxy. My script that generates...

Hello gaLaxy.

My script that generates proofs for the smallest PRPs had a collision this morning. When posting the certificate it had generated for 1100000001770936294, (6181^359-1)/6180, it got a...
Forum: NFS@Home 2021-11-02, 16:43
Replies: 218
Views: 24,073
Posted By chris2be8
QUEUED AS f96_128p1 ...

QUEUED AS f96_128p1

(96^128+1)/1570627532317910150456725556872677515646397266689 from the Brent tables:

# Built Mon Nov 1 17:15:04 2021
# Estimated SNFS difficulty 255, GNFS equivalent 182,...
Forum: NFS@Home 2021-10-31, 16:34
Replies: 251
Views: 20,408
Posted By chris2be8
f78_134p1 is done: p72 factor:...

f78_134p1 is done:

p72 factor: 619679273947962952491551253841153101839424443678127346916333232560136821
p117 factor:...
Forum: Number Theory Discussion Group 2021-10-30, 15:40
Replies: 9
Views: 440
Posted By chris2be8
A probable composite test would be some condition...

A probable composite test would be some condition that most primes fail so a number passing it is more likely to be composite that a number that fails it.

A simple example would be checking if the...
Forum: NFS@Home 2021-10-28, 16:44
Replies: 218
Views: 24,073
Posted By chris2be8
QUEUED AS f87_131p1 (87^131+1)/60660424 from...

QUEUED AS f87_131p1

(87^131+1)/60660424 from the Brent tables:

# Built Wed Oct 27 17:28:26 2021
# Estimated SNFS difficulty 257, GNFS equivalent 185, GNFS difficulty 247, degree 6
n:...
Forum: NFS@Home 2021-10-25, 15:34
Replies: 251
Views: 20,408
Posted By chris2be8
f86_131p1 is finished: p82 factor:...

f86_131p1 is finished:

p82 factor: 2186916608735263818159320282291647278173942114858594430958752734492542430573877407
p97 factor:...
Forum: NFS@Home 2021-10-22, 15:59
Replies: 218
Views: 24,073
Posted By chris2be8
QUEUED AS f87_131m1 ...

QUEUED AS f87_131m1

(87^131-1)/509338574861951941793710680999789556276021786167714510028149113846 from the Brent tables:

# Built Thu Oct 21 19:25:25 2021
# Estimated SNFS difficulty 257, GNFS...
Forum: NFS@Home 2021-10-21, 15:39
Replies: 251
Views: 20,408
Posted By chris2be8
f73_136p1 is done: p86 factor:...

f73_136p1 is done:

p86 factor: 63512596972509606787860333992235491493385890135960972127398833547837151113702519503713
p95 factor:...
Forum: NFS@Home 2021-10-17, 15:54
Replies: 218
Views: 24,073
Posted By chris2be8
QUEUED AS f78_134p1 ...

QUEUED AS f78_134p1

(78^134+1)/214403392714887435074253595303431901641591226059046618368235003865 from the Brent tables:

# Built Sat Oct 16 21:34:45 2021
# Estimated SNFS difficulty 254, GNFS...
Forum: NFS@Home 2021-10-17, 15:42
Replies: 251
Views: 20,408
Posted By chris2be8
f71_137m1 is factored: p84 factor:...

f71_137m1 is factored:

p84 factor: 550104062902704593527499856672204688147693867750438792280279289793537214874553365517
p121 factor:...
Forum: Hardware 2021-10-15, 15:28
Replies: 35
Views: 2,512
Posted By chris2be8
Or configure prime95 to use fewer cores. That...

Or configure prime95 to use fewer cores. That should cut power use in proportion to the number of cores.
Forum: Homework Help 2021-10-15, 15:23
Replies: 14
Views: 1,314
Posted By chris2be8
Is it possible to have a SNFS poly with degree >...

Is it possible to have a SNFS poly with degree > 1 on both sides? I'm particularly interested in large quartics where the rational norm is much larger than the algebraic norm if it's monic, so using...
Forum: NFS@Home 2021-10-14, 15:45
Replies: 218
Views: 24,073
Posted By chris2be8
QUEUED AS f86_131p1 ...

QUEUED AS f86_131p1

(86^131+1)/11048064563773177559010869024617874556980700741445586748300049507664125260147 (GNFS 178) from the Brent tables:

# SNFS diff = 258 SNFS equiv = 184 GNFS diff =...
Showing results 1 to 25 of 1000

 
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