Search: id:A006349
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%I A006349 M3834
%S A006349 1,5,13,45,121,413,1261,4221,13801,46365,155497,527613,1792805,
%T A006349 6126293,20986153,72121853,248396793,857416949,2964896877,10269596445,
%U A006349 35622421561,123728022269,430254861945,1497796774077,5219231003621
%N A006349 Related to series-parallel networks.
%D A006349 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A006349 Z. A. Lomnicki, Two-terminal series-parallel networks, Adv. Appl. Prob., 
               4 (1972), 109-150.
%F A006349 A058352(n) + n*A000084(n).
%Y A006349 Cf. A000084, A006350, A058351, A058352, A058353, A000669.
%Y A006349 Sequence in context: A147259 A115785 A113835 this_sequence A052899 A147200 
               A147396
%Y A006349 Adjacent sequences: A006346 A006347 A006348 this_sequence A006350 A006351 
               A006352
%K A006349 nonn
%O A006349 1,2
%A A006349 N. J. A. Sloane (njas(AT)research.att.com).

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