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A142607 Primes congruent to 8 mod 55. 1
173, 283, 503, 613, 1163, 1493, 1823, 1933, 2153, 2593, 3253, 3583, 3803, 4133, 4243, 4463, 4793, 4903, 5233, 5563, 5783, 6113, 6553, 6883, 7103, 7213, 7433, 7873, 8093, 8423, 8753, 8863, 9413, 9743, 10513, 10733, 11173, 11393, 11503, 11833, 12163, 12713 (list; graph; refs; listen; history; text; internal format)
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[{8}, Mod[#, 55]] &] (* Vincenzo Librandi, Aug 31 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(16000) | p mod 55 eq 8]; // Vincenzo Librandi, Aug 31 2012

(PARI) is(n)=isprime(n) && n%55==8 \\ Charles R Greathouse IV, Jul 04 2016

CROSSREFS

Cf. A000040.

Sequence in context: A142436 A322842 A063645 * A241045 A241046 A142206

Adjacent sequences:  A142604 A142605 A142606 * A142608 A142609 A142610

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified October 19 22:05 EDT 2021. Contains 348095 sequences. (Running on oeis4.)