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 A129105 #3 Mar 30 2012 16:50:41 %S A129105 8,4,4,4,6,8,8,8 %N A129105 Decimal expansion of 84446888 (see A129106). %D A129105 R. F. Fox and T. P. Hill, An exact value for Avogadro's number, American Scientist, 95 (No. 2, 2007), 104-107. %K A129105 nonn,cons %O A129105 8,1 %A A129105 _N. J. A. Sloane_, May 26 2007