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 A108857 #27 Aug 13 2023 15:57:00 %S A108857 0,2,5,6,8,11,12,14,15,18,20,27,29,30,33,36,39,41,44,47,50,51,53,56, %T A108857 57,62,63,68,69,75,78,81,84,86,89,90,92,93,96,102,104,105,107,110,116, %U A108857 117,119,123,125,132,134,135,138,140,144,147,149,159,161,167,168,170,173 %N A108857 Numbers n such that 10*n + 131 is prime. %H A108857 Matthew House, <a href="/A108857/b108857.txt">Table of n, a(n) for n = 1..10000</a> %F A108857 a(n) = A024912(n+6) - 13. - _Robert Israel_, Aug 09 2015 %e A108857 If n=0 then 10*n + 131 = 131 (prime). %e A108857 If n=33 then 10*n + 131 = 461 (prime). %p A108857 select(n -> isprime(10*n+131), [$0..1000]); # _Robert Israel_, Aug 09 2015 %t A108857 Select[Range[0,200],PrimeQ[10#+131]&] (* _Harvey P. Dale_, Aug 13 2023 *) %o A108857 (Magma) [n: n in [0..200] | IsPrime(10*n+131)]; // _Vincenzo Librandi_, Nov 13 2010 %o A108857 (PARI) is(n)=isprime(10*n+131) \\ _Charles R Greathouse IV_, Jun 12 2017 %Y A108857 Cf. A024912. %K A108857 nonn,easy %O A108857 1,2 %A A108857 _Parthasarathy Nambi_, Jul 11 2005