This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A142200 #13 Sep 08 2022 08:45:35
%S A142200 3,167,331,577,659,823,1069,1151,1889,2053,2381,2791,3037,3119,3529,
%T A142200 4021,4349,4513,4759,5087,5333,5743,6317,6481,6563,7219,7547,7793,
%U A142200 8039,8941,9187,9433,9679,10007,10253,10499,10663,10909,11483,12713,12959,13451,13697
%N A142200 Primes congruent to 3 mod 41.
%H A142200 Vincenzo Librandi, <a href="/A142200/b142200.txt">Table of n, a(n) for n = 1..1000</a>
%t A142200 Select[Range[3,30000,41],PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, May 17 2011 *)
%t A142200 Select[Prime[Range[5000]],MemberQ[{3},Mod[#,41]]&] (* _Vincenzo Librandi_, Aug 23 2012 *)
%o A142200 (Magma) [p: p in PrimesUpTo(14000) | p mod 41 eq 3 ]; // _Vincenzo Librandi_, Aug 23 2012
%o A142200 (PARI) is(n)=isprime(n) && n%41==3 \\ _Charles R Greathouse IV_, Jul 01 2016
%Y A142200 Cf. A000040, A059236, A142199, A142201.
%K A142200 nonn,easy
%O A142200 1,1
%A A142200 _N. J. A. Sloane_, Jul 11 2008