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 A145229 #2 Mar 30 2012 16:51:01 %S A145229 4,16,24,48,40,96,56,128,108,160,88,288,104,224,240,320,136,432,152, %T A145229 480,336,352,184,768,300,416,432,672,232,960,248,768,528,544,560,1296, %U A145229 296,608,624,1280,328,1344,344,1056,1080,736,376,1920,588,1200,816,1248,424,1728 %N A145229 Coefficients in expansion of E'_1(q). %C A145229 Derivative of E_1(q): see A145154. %C A145229 Equals 4 times A038040. %K A145229 nonn %O A145229 0,1 %A A145229 _N. J. A. Sloane_, Feb 28 2009