Search: id:A032800
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%I A032800
%S A032800 1,0,252,456,2178,4320,7176,13536,21744,35072,43560,60984,
%T A032800 95712,125280,143280,178080,261234,315648,347748,424152,
%U A032800 557280,665280,695592,804960,1070112,1262592,1226520,1418592
%N A032800 If there were a 9-dimensional unimodular lattice with minimal norm 2, 
               this would be its theta series; however, no such lattice exists.
%D A032800 J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", 
               Springer-Verlag, p. 416.
%H A032800 E. M. Rains and N. J. A. Sloane, <a href="http://www.research.att.com/
               ~njas/doc/shad.html">The Shadow Theory of Modular and Unimodular 
               Lattices</a>, J. Number Theory, 73 (1998), 359-389.
%Y A032800 Sequence in context: A072443 A129623 A062904 this_sequence A024749 A024757 
               A046379
%Y A032800 Adjacent sequences: A032797 A032798 A032799 this_sequence A032801 A032802 
               A032803
%K A032800 nonn,easy
%O A032800 0,3
%A A032800 N. J. A. Sloane (njas(AT)research.att.com).

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