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 A296366 #3 Dec 19 2017 22:21:46 %S A296366 2,8,50,442 %N A296366 Erroneous version of A007334. %C A296366 Included in accordance with OEIS policy of including published but erroneous sequences to serve as pointers to the correct versions. %D A296366 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). See Entry M1883. %K A296366 dead %O A296366 2,1