69660 and 92020
69660 and 92020 are multiple of 215 and congruent to 344 mod 559
92020=lcm(215,344,559)+69660
| denotes concatenation in base 10
2^69660-1 | 2^69559-1 is prime
2^92020-1 | 2^92019-1 is prime!!!
Last fiddled with by enzocreti on 2020-03-30 at 11:53
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