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Old 2004-03-02, 13:18   #15
R.D. Silverman
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Nov 2003

746010 Posts

Originally Posted by wpolly
What about the C228 cofactor of 12^256+1?
It is too big. The C277 for 12,256+ is too big for SNFS and the C228 is
too big for GNFS.
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