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%I #11 Feb 20 2018 07:40:04
%S 1,3,15,93,657,5063,41535,357205,3187599,29303687,276062807,2654603987
%N Number of tame meanders with 2n crossings.
%H 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 Meander sequences in Bacher's paper: A005315, A060066, A060089, A060111, A060148, A060149, A060174, A060198, A060206.
%K nonn,nice,more
%O 1,2
%A _N. J. A. Sloane_, Apr 10 2001
%E More terms from Larry Reeves (larryr(AT)acm.org), Apr 26 2001
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