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A100423
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Numbers n such that 30*n+{1,7,11,13,17,19,29} are all prime.
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6
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62, 188, 9491, 31982, 38226, 38520, 89459, 168237, 175125, 368248, 471078, 634892, 704416, 803102, 994748, 1436315, 1488857, 1605484, 1842553, 1945824, 2282958, 2465266, 2620715, 2627029, 2705037, 4282305, 5569899, 5914824
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OFFSET
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1,1
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COMMENTS
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Values are 6 mod 7.
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LINKS
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Table of n, a(n) for n=1..28.
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MATHEMATICA
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Select[Range[6*10^6], AllTrue[30#+{1, 7, 11, 13, 17, 19, 29}, PrimeQ]&] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Mar 21 2021 *)
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PROG
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(Magma) [ n: n in [0..6000000] | forall{ q: q in [1, 7, 11, 13, 17, 19, 29] | IsPrime(30*n+q) } ]; // Klaus Brockhaus, Feb 24 2011
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CROSSREFS
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Cf. A005776, A007775, A076205, A100418-A100422.
Sequence in context: A045289 A045274 A045175 * A230007 A318561 A234490
Adjacent sequences: A100420 A100421 A100422 * A100424 A100425 A100426
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KEYWORD
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easy,nonn
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AUTHOR
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Ferenc Adorjan (fadorjan(AT)freemail.hu), Nov 19 2004
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EXTENSIONS
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Edited by Don Reble, Nov 17 2005
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STATUS
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approved
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