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A090609
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Primes of the form 6*p - 1 such that p and 6*p - 5 are primes.
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5
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11, 17, 41, 101, 113, 281, 317, 353, 401, 617, 677, 761, 941, 1433, 1613, 1697, 1877, 2273, 2297, 2381, 2693, 2801, 3461, 3677, 3701, 3881, 4937, 4973, 5441, 5573, 5861, 6581, 6737, 7673, 8237, 8681, 8933, 9137, 10181, 10337, 10733, 11261, 11597, 12101
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OFFSET
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1,1
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LINKS
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FORMULA
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PROG
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(PARI) lista(nn) = forprime(p=2, nn, if(isprime(6*p-1)&&isprime(6*p-5), print1(6*p-1, ", "))); \\ Jinyuan Wang, Aug 04 2021
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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EXTENSIONS
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Name clarified and offset changed to 1 by Jinyuan Wang, Aug 03 2021
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STATUS
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approved
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