0,5
J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 120.
Sequence in context: A013843 A023936 A015066 this_sequence A036172 A048178 A072460
Adjacent sequences: A022075 A022076 A022077 this_sequence A022079 A022080 A022081
nonn
njas
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