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Old 2017-03-05, 17:14   #10
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"Forget I exist"
Jul 2009

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Originally Posted by EdH View Post
Thank you for your post. I'm not tossing everything aside, but I am trying to find something that doesn't really involve filtering search criteria, per se. It would seem that even though he shows a way to reduce the search squares, there will still be too many to effectively test each one for larger composites. As for size issues, I'm currently playing with a grid of numbers based from 0 through 1600 and am learning some very interesting (to me) things.

Thank you very much for your post.
at least fermat's idea isn't brute forcing the values such that 2kj+k+j = l such that 2l+1 = N like an inverse to the sieve of sundaram.
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