%I A003142 M1611
%S A003142 2,6,16,43
%N A003142 Largest subset of 3 X 3 X ... X 3 cube (in n dimensions) with no 3 points 
               collinear.
%D A003142 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A003142 V. Chvatal, Edmonds polytopes and a hierarchy of combinatorial problems, 
               Discrete Math. 4 (1973), 305-337.
%Y A003142 Sequence in context: A025169 A111282 A115730 this_sequence A027994 A027068 
               A118041
%Y A003142 Adjacent sequences: A003139 A003140 A003141 this_sequence A003143 A003144 
               A003145
%K A003142 nonn,bref,hard,more
%O A003142 1,1
%A A003142 N. J. A. Sloane (njas(AT)research.att.com).