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 A107318 #8 Mar 30 2012 17:34:55 %S A107318 3,12,56,254,1620,10804,77614,582800,4548410,36400976,298182320, %T A107318 2487444740,21066301710 %N A107318 Number of ordered Goldbach partitions of 10^n. %C A107318 Number of ways of writing 10^n as the sum of two odd primes, when the order matters. %C A107318 Apart from a(1), equals 2*A065577(n). %Y A107318 See A065577 for further information. %K A107318 nonn %O A107318 1,1 %A A107318 _N. J. A. Sloane_, based on email from R. J. Mathar, Nov 07 2006 %E A107318 a(13) from _Donovan Johnson_, Nov 16 2009