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Old 2015-11-18, 15:09   #4
Just call me Henry
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Sep 2007
Cambridge (GMT/BST)

2×5×587 Posts

For I and J powers of 2 are often convenient.

Ideally you would select special qs from within and outside the factorbase. Yield decreases as the special q gets larger. Composite special qs have been experimented with.
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