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Date Posted:
Tuesday February 25, 2003 01:12:18 PM
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Amato appears to have rediscovered some form of the "Ulam spiral,"
and may be interested in the links to be found at
http://www.maths.ex.ac.uk/~mwatkins/zeta/ulam.htm
which discuss various ways in which primes cluster when
the number line is folded onto the plane.
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