%I A006714 M4757
%S A006714 10,840,257040,137260200,118257539400,154678050727200
%N A006714 Number of trivalent bipartite labeled graphs with 2n nodes.
%D A006714 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A006714 R. C. Read, Some Enumeration Problems in Graph Theory. Ph.D. Dissertation, 
               Department of Mathematics, Univ. London, 1958.
%Y A006714 Sequence in context: A013434 A013436 A013437 this_sequence A015033 A126677 
               A054328
%Y A006714 Adjacent sequences: A006711 A006712 A006713 this_sequence A006715 A006716 
               A006717
%K A006714 nonn
%O A006714 3,1
%A A006714 N. J. A. Sloane (njas(AT)research.att.com).