Re: [PrimeNumbers] Re: ...such that 10^a+b*10^c+1 is prime
On Tue, 27 November 2001, Hans.Rosenthal@... wrote:
[SNIP - I said...]
> > counter-example. (But how long do you search before you judge
> > that it's not worth continuing?)
> My answer is simple: I search as long as the matter is fascinating me.
> When I lose interest or another, more interesting project comes to
> mind, I stop the search.
While looking for a next term in OEIS Sloane's A003001, see
http://listserv.nodak.edu/scripts/wa.exe?A2=ind0107&L=nmbrthry&P=R1036 , I calculated the probability of there being any new term beyond where I looked to be substantially less than 10^-1000. I think it was fair to give up by that stage!
Don't be fooled, CRC Press are _not_ the good guys.
They've taken Wolfram's money - _don't_ give them yours.
Find the best deals on the web at AltaVista Shopping!