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Carol primes (28n-1)2-2 and Kynea primes (28n+1)2-2
Current data
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History
- 2019-07-07: Checked to n = 100000, Mark Rodenkirch, found n = 80543
- 2019-06-08: Reserved by Mark Rodenkirch
- 2016-05-23: Checked n = 1000 - 30000, Richard Kapek