%I A054539
%S A054539 1,1,2,3,5,8,15,26,47,86,158,293,548,1024,1928,3643,6899,13108,
%T A054539 24970,47663,91181,174768,335546,645278,1242767,2396746,4628198,
%U A054539 8947868,17318417,33554432,65075294,126322568,245426708
%N A054539 A000016 / 2.
%Y A054539 A063776(n) / 4, n>2.
%Y A054539 Sequence in context: A151518 A082095 A006982 this_sequence A026702 A000047 
               A101172
%Y A054539 Adjacent sequences: A054536 A054537 A054538 this_sequence A054540 A054541 
               A054542
%K A054539 nonn
%O A054539 3,3
%A A054539 N. J. A. Sloane (njas(AT)research.att.com), Apr 10 2000