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Old 2018-06-02, 11:35   #312
Grotex
 
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"Jiahao He"
May 2018
China

4210 Posts
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k = 1501946985 reached n = 100k, and get primes:
1501946985*2^52613-1
1501946985*2^67832-1
1501946985*2^80577-1
1501946985*2^84024-1
1501946985*2^86544-1
now going to n = 200k
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