0,5
J. H. Conway and N. J. A. Sloane, Sphere Packings, Lattices and Groups, Springer-Verlag, p. 120.
Sequence in context: A087528 A124992 A023926 this_sequence A030128 A137348 A137737
Adjacent sequences: A022065 A022066 A022067 this_sequence A022069 A022070 A022071
nonn
njas
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