%I M5481 #12 May 19 2021 21:18:10

%S 1,0,840,2560,26376,30720,204960,168960,843528,593920,2625840,1605120,

%T 6435744,3717120,14118720,7633920,26992392,14192640,49806120,24752640,

%U 82451376

%N Theta series of P_{12a} packing.

%D J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 139.

%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

%K nonn,more

%O 0,3

%A _N. J. A. Sloane_