%I A000063 M0978 N0367
%S A000063 1,1,2,4,5,14,14,39,42,132,132,424,429,1428,1430,4848,4862,16796,
%T A000063 16796,58739,58786,208012,208012,742768,742900,2674426,2674440,9694416
%N A000063 Symmetrical dissections of an n-gon.
%C A000063 Appears to contain every Catalan number (A000108). - Ralf Stephan, Aug 
               19 2004
%D A000063 S. J. Cyvin, J. Brunvoll, E. Brendsdal, B. N. Cyvin and E. K. Lloyd, 
               Enumeration of polyene hydrocarbons: a complete mathematical solution, 
               J. Chem. Inf. Comput. Sci., 35 (1995) 743-751.
%D A000063 R. K. Guy, ``Dissecting a polygon into triangles,'' Bull. Malayan Math. 
               Soc., Vol. 5, pp. 57-60, 1958.
%D A000063 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A000063 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%Y A000063 Sequence in context: A136563 A127077 A104549 this_sequence A039574 A121410 
               A002959
%Y A000063 Adjacent sequences: A000060 A000061 A000062 this_sequence A000064 A000065 
               A000066
%K A000063 nonn
%O A000063 5,3
%A A000063 N. J. A. Sloane (njas(AT)research.att.com).