%I A006014 M1790
%S A006014 1,2,7,32,178,1160,8653,72704,679798,7005632,78939430,965988224,
%T A006014 12762344596,181108102016,2748049240573,44405958742016,761423731533286,
               13809530704348160
%N A006014 a(n+1)=(n+1)a(n)+ Sum a(k)a(n-k).
%D A006014 D. E. Knuth, personal communication.
%D A006014 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%Y A006014 Sequence in context: A125223 A005362 A059439 this_sequence A121555 A097900 
               A000153
%Y A006014 Adjacent sequences: A006011 A006012 A006013 this_sequence A006015 A006016 
               A006017
%K A006014 nonn,easy
%O A006014 1,2
%A A006014 N. J. A. Sloane (njas(AT)research.att.com).