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 A116359 #4 Mar 30 2012 18:50:54 %S A116359 6,12,15,18,21,24,27,30,33,35,36,39,41,42,45,47,48,50,51,53,54,56,57, %T A116359 59,60,62,63,65,66,68,69,70,71,72,74,75,76,77,78,80,81,82,83,84,85,86, %U A116359 87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107 %N A116359 Numbers that can be written as sum of products of two successive primes. %C A116359 A116357(a(n)) > 0; complement of A116358. %e A116359 45 = 2*3 + 2*3 + 2*3 + 2*3 + 2*3 + 3*5 = %e A116359 = 3*5 + 3*5 + 3*5, therefore 45 is a term: A116357(45)=2. %K A116359 nonn %O A116359 1,1 %A A116359 _Reinhard Zumkeller_, Feb 12 2006