0,3

J. H. Conway and N. J. A. Sloane, Low-Dimensional Lattices VII: Coordination Sequences, Proc. Royal Soc. London, A453 (1997), 2369-2389 (Abstract, pdf, ps).

G. Nebe and N. J. A. Sloane, Home page for this lattice

Sequence in context: A132302 A097513 A045513 this_sequence A077285 A072523 A054473

Adjacent sequences: A008334 A008335 A008336 this_sequence A008338 A008339 A008340

nonn,hard

njas and J. H. Conway (conway(AT)math.princeton.edu)