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A106072 Primes p such that 3*p + 16 and 16*p + 3 are primes. 0
5, 19, 29, 31, 41, 59, 89, 131, 199, 251, 271, 379, 509, 619, 691, 829, 929, 1021, 1049, 1109, 1181, 1231, 1259, 1489, 1511, 1721, 1811, 1951, 1979, 2269, 2311, 2351, 2551, 2749, 2801, 2861, 2969, 3011, 3109, 3209, 3221, 3331, 3499, 3541, 3571, 3631, 3701 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..47.

MATHEMATICA

Select[Prime[Range[220]], PrimeQ[16#+3]&&PrimeQ[3#+16]&]

PROG

(MAGMA) [p: p in PrimesUpTo(10000)| IsPrime(3*p+16) and IsPrime(16*p+3)]; // Vincenzo Librandi, Nov 13 2010

CROSSREFS

Sequence in context: A061388 A299539 A270865 * A106062 A161891 A296930

Adjacent sequences:  A106069 A106070 A106071 * A106073 A106074 A106075

KEYWORD

nonn

AUTHOR

Zak Seidov, May 07 2005

EXTENSIONS

More terms from Vincenzo Librandi, Apr 01 2010

STATUS

approved

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Last modified September 28 06:57 EDT 2021. Contains 347703 sequences. (Running on oeis4.)