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A023219
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Primes p such that 5p+6 is a prime.
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4
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5, 7, 11, 13, 19, 29, 37, 41, 47, 53, 61, 79, 83, 97, 103, 107, 113, 127, 131, 137, 139, 149, 151, 163, 181, 193, 197, 211, 229, 233, 239, 257, 263, 271, 293, 313, 347, 359, 373, 379, 389, 401, 421, 431, 443, 449, 461, 467, 487, 503, 509, 523, 541, 547, 557, 569, 571, 593
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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REFERENCES
| M. Cerasoli, F. Eugeni and M. Protasi, Elementi di Matematica Discreta, Bologna 1988
Emanuele Munarini and Norma Zagaglia Salvi, Matematica Discreta,UTET, CittaStudiEdizioni, Milano 1997
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MATHEMATICA
| Select[Prime[Range[200]], PrimeQ[5#+6]&] (* From Harvey P. Dale, Jul 27 2011 *)
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PROG
| (MAGMA) [p: p in PrimesUpTo(1000)| IsPrime(5*p+6)] [From V. Librandi, Nov 20 2010]
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CROSSREFS
| Subset of A081759.
Cf. A090161, A088555, A088561.
Sequence in context: A155053 A152468 A088664 * A045438 A176579 A154275
Adjacent sequences: A023216 A023217 A023218 * A023220 A023221 A023222
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KEYWORD
| nonn
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AUTHOR
| David W. Wilson (davidwwilson(AT)comcast.net)
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