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 A142003 #17 Sep 08 2022 08:45:35 %S A142003 317,433,491,607,839,1013,1129,1187,1303,1361,1709,1999,2347,2521, %T A142003 2579,2753,2927,3217,3391,3449,3623,3739,3797,4261,4493,4783,4957, %U A142003 5189,5479,5653,5711,5827,6581,6871,7103,7219,7393,7451,7741,8089,8147,8263,8669 %N A142003 Primes congruent to 27 mod 29. %H A142003 Vincenzo Librandi, <a href="/A142003/b142003.txt">Table of n, a(n) for n = 1..1000</a> %F A142003 a(n) ~ 28n log n. - _Charles R Greathouse IV_, Jul 02 2016 %t A142003 Select[Range[27,20000,29],PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, Apr 07 2011 *) %o A142003 (Magma) [p: p in PrimesUpTo(12000) | p mod 29 eq 27 ]; // _Vincenzo Librandi_, Aug 17 2012 %o A142003 (PARI) is(n)=isprime(n) && n%29==27 \\ _Charles R Greathouse IV_, Jul 02 2016 %Y A142003 Cf. A000040, A141977, A141978. %K A142003 nonn,easy %O A142003 1,1 %A A142003 _N. J. A. Sloane_, Jul 11 2008