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A165446
Primes p such that (p reversed)+2 is a prime.
5
3, 5, 11, 17, 53, 59, 71, 101, 113, 137, 173, 191, 503, 509, 521, 557, 563, 569, 587, 593, 599, 701, 719, 743, 773, 941, 947, 971, 1019, 1031, 1049, 1109, 1163, 1277, 1283, 1301, 1319, 1373, 1409, 1427, 1433, 1439, 1451, 1493, 1511, 1523, 1571, 1583, 1601
OFFSET
1,1
LINKS
EXAMPLE
17 is in the sequence because 71+2=73 prime; 971 is in the sequence because 179+2=181 prime.
MATHEMATICA
Select[Prime[Range[2, 1700]], PrimeQ[FromDigits[Reverse[IntegerDigits[#]]] + 2]&](* Vincenzo Librandi, Sep 15 2013 *)
PROG
(Magma) [p: p in PrimesInInterval(2, 400) | IsPrime(q+2) where q is Seqint(Reverse(Intseq(p)))]; // Vincenzo Librandi, Sep 15 2013
CROSSREFS
Sequence in context: A147251 A146473 A282961 * A167466 A284144 A283913
KEYWORD
nonn,base
AUTHOR
Vincenzo Librandi, Sep 20 2009
EXTENSIONS
Edited by N. J. A. Sloane, Sep 20 2009
STATUS
approved