
REFERENCES

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", SpringerVerlag, 3rd. ed., 1993. p. 15.
J. Leech and N. J. A. Sloane, New sphere packings in dimensions 915, Bull. Amer. Math. Soc., 76 (1970), 10061010.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane, Seven Staggering Sequences, in Homage to a Pied Puzzler, E. Pegg Jr., A. H. Schoen and T. Rodgers (editors), A. K. Peters, Wellesley, MA, 2009, pp. 93110.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
Watson, G. L., The number of minimum points of a positive quadratic form, Dissertationes Math., 84 (1971), 42 pp.
