A142602 Primes congruent to 2 mod 55.

2, 167, 277, 607, 827, 937, 1487, 1597, 2477, 2917, 3137, 3467, 3797, 3907, 4127, 4457, 4567, 4787, 5227, 5557, 6217, 6547, 7207, 7537, 7757, 7867, 8087, 8527, 8747, 9187, 10067, 10177, 10837, 11057, 11497, 11717, 11827, 12157, 12377, 12487, 13037, 13147

Offset

1,1

Links

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

Formula

a(n) ~ 40n log n. - Charles R Greathouse IV, Jul 04 2016

Mathematica

Select[Prime[Range[2500]], MemberQ[{2}, Mod[#, 55]] &] (* Vincenzo Librandi, Aug 30 2012 *)
Select[Range[2, 14000, 55], PrimeQ] (* Harvey P. Dale, Nov 26 2022 *)

Prog

(Magma) [p: p in PrimesUpTo(16000) | p mod 55 eq 2]; // Vincenzo Librandi, Aug 30 2012
(PARI) is(n)=isprime(n) && n%55==2 \\ Charles R Greathouse IV, Jul 04 2016

Crossrefs

Cf. A000040.

Sequence in context: A339009 A139928 A297407 * A200042 A005020 A157316

Adjacent sequences: A142599 A142600 A142601 * A142603 A142604 A142605

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved