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 A060066 #11 Feb 20 2018 07:40:04 %S A060066 1,3,15,93,657,5063,41535,357205,3187599,29303687,276062807,2654603987 %N A060066 Number of tame meanders with 2n crossings. %H A060066 R. Bacher, <a href="https://www-fourier.ujf-grenoble.fr/sites/default/files/ref_478.pdf">Meander algebras</a>, Institut Fourier, UMR 5582, Laboratoire de Mathématiques, 1999. %Y A060066 Meander sequences in Bacher's paper: A005315, A060066, A060089, A060111, A060148, A060149, A060174, A060198, A060206. %K A060066 nonn,nice,more %O A060066 1,2 %A A060066 _N. J. A. Sloane_, Apr 10 2001 %E A060066 More terms from Larry Reeves (larryr(AT)acm.org), Apr 26 2001