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A142427 Primes congruent to 16 mod 49. 2
163, 359, 457, 653, 751, 947, 2221, 2417, 2711, 3299, 3593, 3691, 5651, 5749, 6043, 6337, 6827, 7121, 7219, 8101, 8297, 8689, 9277, 9473, 9767, 10061, 10159, 10453, 11923, 12119, 12413, 12511, 13001, 13099, 13687, 13883, 14177, 15451, 15647, 16333, 16529, 16823 (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) ~ 42n log n. - Charles R Greathouse IV, Jul 03 2016

MATHEMATICA

Select[Prime[Range[2500]], MemberQ[{16}, Mod[#, 49]] &] (* Vincenzo Librandi, Aug 28 2012 *)

Select[Range[16, 17000, 49], PrimeQ] (* Harvey P. Dale, Mar 06 2019 *)

PROG

(MAGMA) [p: p in PrimesUpTo(17000) | p mod 49 eq 16]; // Vincenzo Librandi, Aug 28 2012

(PARI) is(n)=isprime(n) && n%49==16 \\ Charles R Greathouse IV, Jul 03 2016

CROSSREFS

Cf. A000040.

Sequence in context: A212398 A157952 A306931 * A142237 A142283 A038552

Adjacent sequences:  A142424 A142425 A142426 * A142428 A142429 A142430

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified October 23 12:04 EDT 2019. Contains 328345 sequences. (Running on oeis4.)