Hello David,

At 07:31 AM 20/11/2010, djbroadhurst wrote:

>Please read the rules for the bounded case:

>http://tech.groups.yahoo.com/group/primenumbers/message/22087

>

> > Let A, B and L be integers with A > 1 and L > 1.

> >

> > Definition: A "Smith chain" of length L is a chain

> > p[n+1] = A*p[n] + B, such that p[n] is prime,

> > for n = 1 to L, with p[2] > p[1] > A.

>

> > Definition: A "maximal Smith chain" is a Smith chain with

> > integers (A,B) for which there is a proof that no chain

> > of greater length exists.

Something like [18*x-448552937, [15788701, 15]] probably violates

your search criteria.

I just need to know if A < p[1] < p[2] can be stretched to A <

abs(p[1]) < abs(p[2]) or is that outside of these rules?

Best Regards,

Kevin. (with 25 conforming 15/16s)