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 A182055 #4 Apr 08 2012 20:43:33 %S A182055 1,2,7,54,2038,1182004,12886193064,1944000150734320, %T A182055 3768516017219786199856,94109042015724412679233018144, %U A182055 30739974599837035594494908346443726272,133517867425328719965824261177376949378463724928,7828241053490735575604692213976871639067242060743800973568 %N A182055 Bisection of A002854. %Y A182055 Cf. A002854, A182012. %K A182055 nonn %O A182055 1,2 %A A182055 _N. J. A. Sloane_, Apr 08 2012