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7, 37, 67, 97, 127, 157, 187, 217, 247, 277, 307, 337, 367, 397, 427, 457, 487, 517, 547, 577, 607, 637, 667, 697, 727, 757, 787, 817, 847, 877, 907, 937, 967, 997, 1027, 1057, 1087, 1117, 1147, 1177, 1207, 1237, 1267, 1297, 1327, 1357, 1387, 1417, 1447, 1477
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OFFSET
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0,1
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COMMENTS
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30*n+7 -/+ 2 is a multiple of 3 or 5. For n > 0, this number is not prime. So with the exception of a(0), no a(n) is a member of a twin prime pair.
Except for 7, these numbers cannot be written as sum or difference of two primes. [Arkadiusz Wesolowski, Jan 08 2012]
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LINKS
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FORMULA
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MATHEMATICA
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PROG
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(PARI) A128471(n)={ return(30*n+7) ; }
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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