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 A142139 #12 Sep 08 2022 08:45:35
%S A142139 67,659,733,881,1103,1399,1621,2213,2287,2657,2731,2879,2953,3323,
%T A142139 3767,3989,4211,4507,4729,4877,4951,5099,5839,5987,6653,6949,7393,
%U A142139 7541,8059,8429,9391,9539,9613,10427,10501,10723,11093,11833,11981,12203,12277,12647
%N A142139 Primes congruent to 30 mod 37.
%H A142139 Vincenzo Librandi, <a href="/A142139/b142139.txt">Table of n, a(n) for n = 1..1000</a>
%F A142139 a(n) ~ 36n log n. - _Charles R Greathouse IV_, Jul 03 2016
%t A142139 Select[Range[30,30000,37],PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, May 12 2011 *)
%t A142139 Select[Prime[Range[5000]],MemberQ[{30},Mod[#,37]]&] (* _Vincenzo Librandi_, Aug 19 2012 *)
%o A142139 (Magma) [p: p in PrimesUpTo(15000) | p mod 37 eq 30 ]; // _Vincenzo Librandi_, Aug 19 2012
%o A142139 (PARI) is(n)=isprime(n) && n%37==30 \\ _Charles R Greathouse IV_, Jul 03 2016
%Y A142139 Cf. A000040, A142137, A142138.
%K A142139 nonn,easy
%O A142139 1,1
%A A142139 _N. J. A. Sloane_, Jul 11 2008