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 A175063 #14 Jul 16 2022 13:43:27 %S A175063 2,3,5,7,11,13,17,19,43,61,71,73,79,101,107,109,127,131,137,139,149, %T A175063 151,167,191,193,239,263,269,283,311,347,373,379,389,401,433,439,443, %U A175063 461,479,499,541,587,641,643,659,701,719,733,773,797,821,883,887,907,919 %N A175063 Primes p such that 5*p^2 + 5*p + 1 is also prime. %H A175063 Harvey P. Dale, <a href="/A175063/b175063.txt">Table of n, a(n) for n = 1..1000</a> %F A175063 A090563 INTERSECT A000040. - _R. J. Mathar_, Jul 06 2010 %t A175063 Select[Prime[Range[200]],PrimeQ[5#^2+5#+1]&] (* _Harvey P. Dale_, Feb 25 2011 *) %Y A175063 Cf. A000040, A090563. %K A175063 nonn %O A175063 1,1 %A A175063 _Vincenzo Librandi_, Dec 20 2009 %E A175063 Corrected title. - _Joerg Arndt_, Mar 11 2010