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A142201 Primes congruent to 4 mod 41. 4
127, 373, 619, 701, 947, 1193, 1439, 1931, 2341, 2423, 2833, 3079, 3407, 3571, 4391, 4637, 4801, 5867, 6113, 6277, 6359, 7507, 7589, 7753, 8081, 8573, 8737, 8819, 9311, 9721, 9803, 9967, 10459, 11197, 11279, 11443, 11689, 12263, 12919, 13001, 13411, 13903 (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 02 2016

MATHEMATICA

Select[Range[4, 30000, 41], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, May 17 2011 *)

Select[Prime[Range[5000]], MemberQ[{4}, Mod[#, 41]]&] (* Vincenzo Librandi, Aug 23 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(14000) | p mod 41 eq 4 ]; // Vincenzo Librandi, Aug 23 2012

(PARI) is(n)=isprime(n) && n%41==4 \\ Charles R Greathouse IV, Jul 02 2016

CROSSREFS

Cf. A000040, A059236, A142199, A142200.

Sequence in context: A080035 A162004 A112419 * A142889 A095312 A143034

Adjacent sequences:  A142198 A142199 A142200 * A142202 A142203 A142204

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified December 14 09:20 EST 2018. Contains 318091 sequences. (Running on oeis4.)