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 A097241 #3 Mar 30 2012 18:50:44 %S A097241 7,19,41,79,131,193,269,491,1303,2099,2689,3643,6547,8707,9931,11239, %T A097241 12703,14939,16703,22571,26317,33199,35419,37493,39241,41263,48371, %U A097241 52631,57529,73681,84163,114797,119129,133481,136027,138373,151573 %N A097241 Primes of the form (k+1)*prime(k) + k*prime(k+1). %C A097241 Intersection of A097240 and A000040. %e A097241 A097240(5) = (5+1)*A000040(5)+5*A000040(5+1) = 6*11+5*13 = %e A097241 66+65 = 131 = A000040(32), therefore 131 is a term. %K A097241 nonn %O A097241 1,1 %A A097241 _Reinhard Zumkeller_, Aug 02 2004