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 A233348 #9 Dec 09 2013 13:05:35 %S A233348 5,15,35,55,65,75,105,155,205,215,225,275,285,295,365,405,435,475,495, %T A233348 555,565,595,625,665,695,735,765,825,895,945,985,1055,1085,1115,1155, %U A233348 1205,1225,1265,1315,1335,1385,1505,1595,1605,1645,1745,1805,1835,1885 %N A233348 Numbers n such that 3*n+2 and 3*n-2 are both prime for n multiple of 5 (A008587). %F A233348 Intersection of A008587 and A157834. %e A233348 For n=15; 3*15+2=47 and 3*15-2=43. %t A233348 Select[5*Range[500], PrimeQ[3 # + 2] && PrimeQ[3 # - 2] &] (* _T. D. Noe_, Dec 09 2013 *) %o A233348 (TI-BASIC) Clrio:5(sto)n:Lbl colorin:if isPrime(3n+2) and isPrime(3n-2) Then:Disp n:Pause: EndIf:n+5(sto)n:Goto colorin:EndPrgm %Y A233348 Cf. A157834 (n such that 3n-2 and 3n+2 are both prime). %K A233348 nonn,less %O A233348 1,1 %A A233348 _César Aguilera_, Dec 07 2013