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Minimal determinant of n-dimensional norm 4 lattice.
(Formerly M3442)
0

%I M3442 #13 Oct 26 2023 22:40:36

%S 1,4,12,32,64,128,192,256,256

%N Minimal determinant of n-dimensional norm 4 lattice.

%D J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 180.

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

%K nonn,more,hard

%O 0,2

%A _N. J. A. Sloane_