0,3
Plesken, J. Algebra, vol. 97 (1985) pp. 286-312
J. H. Conway and N. J. A. Sloane, "Low-Dimensional Lattices II: Subgroups of GL(n,Z)", Proc. Royal Soc. London, A 419 (1988), 29-68.
G. Nebe and N. J. A. Sloane, Home page for this lattice
Sequence in context: A098808 A020413 A031806 this_sequence A015286 A115553 A068264
Adjacent sequences: A015155 A015156 A015157 this_sequence A015159 A015160 A015161
nonn
N. J. A. Sloane (njas(AT)research.att.com).
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