A005139 - OEIS

A005139

Number of n-dimensional determinant 3 lattices.
(Formerly M0218)

0, 1, 2, 2, 2, 2, 3, 3, 4, 5, 7, 8, 10, 13, 19, 24, 36, 53

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OFFSET

0,3

REFERENCES

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 402.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

CROSSREFS

KEYWORD

nonn

AUTHOR

STATUS

approved