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A142086 Primes congruent to 16 mod 35. 2

%I #13 Sep 08 2022 08:45:35

%S 191,331,401,541,751,821,1031,1171,1381,1451,1801,1871,2011,2081,2221,

%T 2711,2851,3061,3271,3691,3761,4111,4391,4951,5021,5231,5441,5581,

%U 5651,5791,5861,6211,6421,6491,6701,6841,6911,7121,7331,7541,7681,8101,8171,8311

%N Primes congruent to 16 mod 35.

%H Vincenzo Librandi, <a href="/A142086/b142086.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 24n log n. - _Charles R Greathouse IV_, Jul 02 2016

%t Select[Range[16, 20000, 35], PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, Jun 29 2011 *)

%t Select[Prime[Range[3000]],MemberQ[{16},Mod[#,35]]&] (* _Vincenzo Librandi_, Aug 18 2012 *)

%o (Magma)[p: p in PrimesUpTo(10000) | p mod 35 eq 16 ]; // _Vincenzo Librandi_, Aug 18 2012

%o (PARI) is(n)=isprime(n) && n%35==16 \\ _Charles R Greathouse IV_, Jul 02 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 23 05:20 EDT 2024. Contains 371906 sequences. (Running on oeis4.)