%I A005841 M3641
%S A005841 1,4,31,1294
%N A005841 Number of 4-dimensional polytopes with n vertices.
%D A005841 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A005841 H. T. Croft, K. J. Falconer and R. K. Guy, Unsolved Problems in Geometry, 
               B15.
%Y A005841 Sequence in context: A005046 A141827 A143077 this_sequence A005828 A084764 
               A061789
%Y A005841 Adjacent sequences: A005838 A005839 A005840 this_sequence A005842 A005843 
               A005844
%K A005841 nonn,hard,nice
%O A005841 5,2
%A A005841 N. J. A. Sloane (njas(AT)research.att.com).