Quote:
Originally Posted by vaughan
Huh  what the ... is that?

the Nash weight is like an indicator how much prime n's for a special k there could be found.
it's the number of remaining nvalues of a sieve for this k for n=100001110000 and prime factors (sieve depth) upto p=512.
so the higher the Nash weight the more candidates left and the more prime n you could expect.
i always display this value on my RieselPrimeDatabase:
 a low weight is smaller then 1000
 a heigh weight is about 4000 and more