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A142609
Primes congruent to 12 mod 55.
1
67, 397, 617, 727, 947, 1277, 1607, 2267, 2377, 2707, 2927, 3037, 3257, 3697, 3917, 4027, 4357, 5237, 5347, 5897, 6007, 6337, 6997, 7547, 7877, 8317, 8537, 8647, 8867, 9857, 9967, 10627, 10847, 10957, 11177, 11287, 11617, 12277, 12497, 13267, 13487, 13597
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 40n log n. - Charles R Greathouse IV, Jul 04 2016
MATHEMATICA
Select[Prime[Range[2500]], MemberQ[{12}, Mod[#, 55]] &] (* Vincenzo Librandi, Aug 31 2012 *)
PROG
(Magma) [p: p in PrimesUpTo(16000) | p mod 55 eq 12]; // Vincenzo Librandi, Aug 31 2012
(PARI) is(n)=isprime(n) && n%55==12 \\ Charles R Greathouse IV, Jul 04 2016
CROSSREFS
Cf. A000040.
Sequence in context: A012865 A026911 A142371 * A262344 A323577 A142735
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved