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 A112529 #3 Mar 30 2012 17:26:19 %S A112529 7,9,12,24,30,36,63,90,102,117,126,135,150,156,165,171,180,183,225, %T A112529 234,270,285,369,390,399,402,447,456,501,507,537,570,582,624,627,642, %U A112529 651,654,660,720,735,762,777,855,864,870,885,930,936,945,1023,1029,1035 %N A112529 Numbers n such that prime(n) +/- 2n are both primes. %C A112529 Cf. A064403: Prime(n) +/- n are both primes %t A112529 Select[Range[2000], PrimeQ[Prime[ # ]+2# ]&&PrimeQ[Prime[ # ]-2# ]&] %Y A112529 Cf. A064403. %K A112529 nonn %O A112529 1,1 %A A112529 _Zak Seidov_, Sep 10 2005