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 A142087 #13 Sep 08 2022 08:45:35
%S A142087 17,157,227,367,577,647,787,857,997,1277,1487,1627,1697,1907,2467,
%T A142087 2677,2887,2957,3167,3307,3517,3727,3797,4007,4217,4357,4567,4637,
%U A142087 4987,5197,5407,5477,5827,5897,6037,6247,6317,6737,6947,7297,7507,7577,7717,7927
%N A142087 Primes congruent to 17 mod 35.
%H A142087 Vincenzo Librandi, <a href="/A142087/b142087.txt">Table of n, a(n) for n = 1..1000</a>
%F A142087 a(n) ~ 24n log n. - _Charles R Greathouse IV_, Jul 02 2016
%t A142087 Select[Range[17, 20000, 35], PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, Jun 29 2011 *)
%t A142087 Select[Prime[Range[3000]],MemberQ[{17},Mod[#,35]]&] (* _Vincenzo Librandi_, Aug 19 2012 *)
%o A142087 (Magma) [p: p in PrimesUpTo(9000) | p mod 35 eq 17 ]; // _Vincenzo Librandi_, Aug 19 2012
%o A142087 (PARI) is(n)=isprime(n) && n%35==17 \\ _Charles R Greathouse IV_, Jul 02 2016
%Y A142087 Cf. A000040.
%K A142087 nonn,easy
%O A142087 1,1
%A A142087 _N. J. A. Sloane_, Jul 11 2008