%I A003041 M1764
%S A003041 2,7,24,92,388
%N A003041 Vacuously transitive relations on n nodes.
%D A003041 H. Sharp, Jr., Enumeration of vacuously transitive relations, Discrete 
               Math. 4 (1973), 185-196.
%D A003041 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%Y A003041 Sequence in context: A150399 A150400 A150401 this_sequence A026558 A150402 
               A151295
%Y A003041 Adjacent sequences: A003038 A003039 A003040 this_sequence A003042 A003043 
               A003044
%K A003041 nonn,more
%O A003041 2,1
%A A003041 N. J. A. Sloane (njas(AT)research.att.com).