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 A111312 #22 Sep 08 2022 08:45:21 %S A111312 0,1,7,9,15,19,21,25,37,39,49,51,55,61,67,69,75,85,97,99,109,111,117, %T A111312 127,135,139,141,145,147,151,169,177,181,189,201,217,219,225,229,231, %U A111312 237,247,249,259,265,267,277,285,289,291,301,315,319,321,331,337,345 %N A111312 Numbers n such that 11*n + 2 is prime. %H A111312 Daniel Starodubtsev, <a href="/A111312/b111312.txt">Table of n, a(n) for n = 1..10000</a> %e A111312 If n=135 then 11*n + 2 = 1487 (prime). %t A111312 Select[Range[0,400],PrimeQ[11#+2]&] (* _Harvey P. Dale_, Mar 22 2020 *) %o A111312 (Magma) [n: n in [0..100000] |IsPrime(11*n + 2)] // _Vincenzo Librandi_, Nov 13 2010 %o A111312 (PARI) is(n)=isprime(11*n+2) \\ _Charles R Greathouse IV_, Jun 13 2017 %Y A111312 Cf. A017413, A090187. %K A111312 nonn,easy %O A111312 1,3 %A A111312 _Parthasarathy Nambi_, Nov 03 2005