A154622 Primes p such that 67*p + 32 is also prime.

3, 5, 11, 17, 47, 53, 71, 113, 191, 227, 233, 281, 383, 431, 467, 521, 641, 653, 827, 863, 941, 971, 1031, 1061, 1181, 1187, 1223, 1367, 1433, 1481, 1487, 1667, 1697, 1811, 1823, 1877, 1901, 1913, 1997, 2027, 2081, 2087, 2213, 2237, 2357, 2411, 2417, 2447

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Mathematica

Select[Prime[Range[2500]], PrimeQ[67*# + 32]&] (* Vincenzo Librandi, Oct 30 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(2500)| IsPrime(67*p + 32)]; // Vincenzo Librandi, Oct 30 2012

Crossrefs

Cf. A154621.

Sequence in context: A158641 A019386 A283064 * A147251 A146473 A282961

Adjacent sequences: A154619 A154620 A154621 * A154623 A154624 A154625

Keyword

nonn,easy

Author

Vincenzo Librandi, Jan 17 2009

Status

approved