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Forum: Riesel Prime Data Collecting (k*2^n-1) 2013-09-11, 23:12
Replies: 26
Views: 13,425
Posted By kar_bon
No. Some of those k-values were done in the RPS...

No. Some of those k-values were done in the RPS 9th drive up to n=1M.
The others were done by Beyond alone (prime to about n=640k are listed on my pages) but I've never heard any results or ranges...
Forum: Riesel Prime Data Collecting (k*2^n-1) 2013-08-27, 09:32
Replies: 26
Views: 13,425
Posted By kar_bon
Which siever do you use? NewPGen? You've missed...

Which siever do you use? NewPGen?
You've missed the prime for n=4 here. Please use srsieve, bacause NewPGen loses small primes < ~20.

Please check for twins, too.
How to?
Change the header of...
Forum: Riesel Prime Data Collecting (k*2^n-1) 2009-05-07, 18:37
Replies: 26
Views: 13,425
Posted By kar_bon
from a PM from Beyond: k primes 17295:...

from a PM from Beyond:

k primes
17295: 401039, 425663, 450249
21285: 460289
21525: 457089
23985: 405135, 423144
25905: 411911, 431069, 452762
25935: -
26565: -
Forum: Riesel Prime Data Collecting (k*2^n-1) 2008-12-04, 12:17
Replies: 26
Views: 13,425
Posted By kar_bon
would be great to get those results... many low...

would be great to get those results... many low primes and gaps to fill in!

another question:
which is the lowest n for the 100th primes of one k!?

R.Smith found a k with the 100th prime at...
Forum: Riesel Prime Data Collecting (k*2^n-1) 2008-12-04, 10:20
Replies: 26
Views: 13,425
Posted By kar_bon
i know these pages and some information about...

i know these pages and some information about those large k's i put in the Riesel Database, too.
see menu 'Related' and there 'Riesel Payam' with some data from R.Smith from the threads above.
...
Forum: Riesel Prime Data Collecting (k*2^n-1) 2008-12-03, 12:00
Replies: 26
Views: 13,425
Posted By kar_bon
so this is the first k ever with more than 150...

so this is the first k ever with more than 150 primes!?!

got anyone other information or is this really the first?
Forum: Riesel Prime Data Collecting (k*2^n-1) 2008-11-28, 12:50
Replies: 26
Views: 13,425
Posted By kar_bon
perhaps he searched the wrong base or only n=130k...

perhaps he searched the wrong base or only n=130k to 132k :grin:

thanks Gary
Forum: Riesel Prime Data Collecting (k*2^n-1) 2008-11-28, 12:15
Replies: 26
Views: 13,425
Posted By kar_bon
High weight k's

High weight k's

You got some results for High weight k's? Here you go!

A high weight k has a Nash weight of around 5000 or higher.

Tools for calculating the Nash weight were done by...
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