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A106025
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Primes p such that 28*p +- 33, 38*p +- 33 and 58*p +- 33 are all primes.
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0
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2, 42187, 420103, 764993, 785003, 992623, 1109327, 1155373, 1285793, 1444763, 1503913, 2105833, 2363807, 2842597, 3026203, 3693863, 5957047, 6092903, 6692383, 7195907, 7405627, 9710783, 11203733, 11548633, 12648127, 12758387
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Select[Prime[Range[400000]], PrimeQ[28#+33]&&PrimeQ[28#-33]&&PrimeQ[38#+33]&&PrimeQ[38#-33]&&PrimeQ[58#+33]&&PrimeQ[58#-33]&]
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PROG
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(Magma) [p: p in PrimesUpTo(100000000)| IsPrime(28*p+33) and IsPrime(28*p-33)and IsPrime(38*p-33) and IsPrime(38*p+33) and IsPrime(58*p-33) and IsPrime(58*p+33)]; // Vincenzo Librandi, Nov 13 2010
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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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