%I #3 Mar 30 2012 16:47:16
%S 691,4030,187720,1748240,8257470,28108912,79126320,184957760,
%T 372624200,712927150,1315399280,2215956080,3470256400,5399589680,
%U 8348381600,12217183680,16911302590,23524431840,33299838520
%N Average theta series of odd unimodular lattices of dimension 13 (multiplied by 691).
%K nonn
%O 0,1
%A _N. J. A. Sloane_.