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A142101 Primes congruent to 5 mod 36. 1

%I #11 Sep 08 2022 08:45:35

%S 5,41,113,149,257,293,401,509,617,653,761,797,941,977,1013,1049,1193,

%T 1229,1301,1373,1409,1481,1553,1697,1733,1877,1913,1949,2129,2237,

%U 2273,2309,2381,2417,2633,2741,2777,2957,3137,3209,3389,3461,3533,3677,3821,3929

%N Primes congruent to 5 mod 36.

%H Vincenzo Librandi, <a href="/A142101/b142101.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 12n log n. - _Charles R Greathouse IV_, Jul 03 2016

%t Select[Prime[Range[1500]],MemberQ[{5},Mod[#,36]]&] (* _Vincenzo Librandi_, Aug 19 2012 *)

%t Select[Range[5,4000,36],PrimeQ] (* _Harvey P. Dale_, Sep 12 2013 *)

%o (Magma)[p: p in PrimesUpTo(5000) | p mod 36 eq 5 ]; // _Vincenzo Librandi_, Aug 19 2012

%o (PARI) is(n)=isprime(n) && n%36==5 \\ _Charles R Greathouse IV_, Jul 03 2016

%Y Cf. A000040.

%K nonn,easy

%O 1,1

%A _N. J. A. Sloane_, Jul 11 2008

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)