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A106088
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Primes p such that 7*p+6 and 6*p+7 are primes.
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0
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5, 11, 31, 61, 71, 109, 199, 229, 241, 269, 281, 379, 389, 419, 431, 499, 541, 571, 631, 641, 709, 739, 809, 1049, 1061, 1069, 1091, 1231, 1259, 1289, 1291, 1429, 1439, 1451, 1489, 1499, 1571, 1601, 1621, 1831, 1861, 1931, 1949, 2011, 2069, 2089, 2099, 2239
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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MATHEMATICA
| Select[Prime[Range[220]], PrimeQ[6#+7]&&PrimeQ[7#+6]&]
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PROG
| (MAGMA) [p: p in PrimesUpTo(10000)| IsPrime(7*p+6) and IsPrime(6*p+7)] [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Nov 13 2010]
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CROSSREFS
| Sequence in context: A023259 A057470 A038580 * A077446 A023276 A074648
Adjacent sequences: A106085 A106086 A106087 * A106089 A106090 A106091
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KEYWORD
| nonn
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AUTHOR
| Zak Seidov (zakseidov(AT)yahoo.com), May 07 2005
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EXTENSIONS
| More terms from Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Apr 01 2010
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