%I A023933
%S A023933 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,44,0,0,0,0,0,0,0,0,0,0,0,
%T A023933 0,0,0,0,0,0,0,462,0,0,0,462,0,0,0,0,0,0,0,0,0,0,0,0,3080,0,0,0,0,0,
%U A023933 0,0,9240,0,0,0,0,0,0,14630,0,0,0,0,0,0,0,0
%N A023933 Theta series of A*_21 lattice.
%D A023933 J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", 
               Springer-Verlag, p. 114.
%Y A023933 Sequence in context: A087529 A050525 A138086 this_sequence A022075 A037939 
               A040010
%Y A023933 Adjacent sequences: A023930 A023931 A023932 this_sequence A023934 A023935 
               A023936
%K A023933 nonn
%O A023933 0,22
%A A023933 N. J. A. Sloane (njas(AT)research.att.com).