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 A142221 #12 Sep 08 2022 08:45:36
%S A142221 229,311,557,967,1049,1213,1459,1787,1951,2689,3181,3673,3919,4001,
%T A142221 4493,4657,4903,5231,5477,5641,6133,6379,6871,7691,7937,8101,8429,
%U A142221 8839,9413,10069,10151,10889,11299,12037,12119,12611,13103,13267,13513,13759,13841
%N A142221 Primes congruent to 24 mod 41.
%H A142221 Vincenzo Librandi, <a href="/A142221/b142221.txt">Table of n, a(n) for n = 1..1000</a>
%F A142221 a(n) ~ 40n log n. - _Charles R Greathouse IV_, Jul 03 2016
%t A142221 Select[Prime[Range[5000]],MemberQ[{24},Mod[#,41]]&] (* _Vincenzo Librandi_, Aug 24 2012 *)
%t A142221 Select[Range[24,14000,41],PrimeQ] (* _Harvey P. Dale_, Apr 16 2015 *)
%o A142221 (Magma) [p: p in PrimesUpTo(17000) | p mod 41 eq 24 ]; // _Vincenzo Librandi_, Aug 24 2012
%o A142221 (PARI) is(n)=isprime(n) && n%41==24 \\ _Charles R Greathouse IV_, Jul 03 2016
%Y A142221 Cf. A000040.
%K A142221 nonn,easy
%O A142221 1,1
%A A142221 _N. J. A. Sloane_, Jul 11 2008