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A076298
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Prime(n)+ s*n is prime, s=3.
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5
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1, 4, 6, 8, 10, 12, 16, 20, 26, 28, 32, 34, 38, 40, 42, 46, 48, 50, 56, 60, 62, 64, 68, 78, 86, 90, 94, 102, 104, 120, 122, 128, 130, 138, 140, 144, 146, 148, 162, 166, 170, 180, 182, 186, 190, 200, 204, 208, 214, 230, 238, 244, 246, 250, 252, 254, 260, 270, 282
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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4 is OK because p(4) + 3*4 = 7 + 12 = 19 is prime.
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MATHEMATICA
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Select[Range[300], PrimeQ[3#+Prime[#]]&] (* Harvey P. Dale, Sep 06 2012 *)
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PROG
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(Magma) [n: n in [0..500]| IsPrime(NthPrime(n) +3*n)]; // G. C. Greubel, May 04 2018
(PARI) select(x->isprime(x), vector(500, n, prime(n) + 3*n), 1) \\ G. C. Greubel, May 04 2018
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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