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A106059 Primes p such that p+6 and 6*p+1 are primes. 0
5, 7, 11, 13, 17, 23, 37, 47, 61, 73, 83, 101, 103, 107, 131, 151, 173, 233, 257, 263, 271, 277, 311, 331, 347, 367, 373, 443, 461, 503, 557, 593, 601, 607, 641, 653, 727, 751, 853, 941, 947, 971, 1013, 1033, 1063, 1091, 1103, 1117, 1283, 1321, 1361 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..51.

MATHEMATICA

Select[Prime[Range[220]], PrimeQ[6#+1]&&PrimeQ[1#+6]&]

PROG

(MAGMA) [p: p in PrimesUpTo(5000)|IsPrime(p+6) and IsPrime(6*p+1)] [From Vincenzo Librandi, Jan 30 2011]

CROSSREFS

Cf. A007693, A023201.

Sequence in context: A243593 A015914 A023201 * A102386 A038958 A109416

Adjacent sequences:  A106056 A106057 A106058 * A106060 A106061 A106062

KEYWORD

nonn

AUTHOR

Zak Seidov, May 07 2005

STATUS

approved

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Last modified December 21 07:06 EST 2014. Contains 252297 sequences.