Thread: N Weights
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Old 2010-04-17, 00:54   #2
kar_bon
 
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Mar 2006
Germany

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Quote:
Originally Posted by Mini-Geek View Post
I wonder: can there be the fixed-n equivalents of Riesel/Sierpinski numbers? (i.e. numbers n where all numbers k*2^n-1 with k>0, n>0 are composite)
I think not!

Have a look here and you can see there's not only a prime for any n for every k<10000, but also a twin for any n upto k=10000!

So it's only a matter of k to find a twin (and prime, too) for every n!
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