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A030241 Minimal determinant of any n-dimensional even lattice. +0
1
1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3, 4, 4, 4, 3, 2, 1, 2, 3 (list; graph; listen)
OFFSET

0,2

REFERENCES

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

CROSSREFS

Cf. A005102.

Sequence in context: A109870 A171502 A005102 this_sequence A062750 A065686 A158411

Adjacent sequences: A030238 A030239 A030240 this_sequence A030242 A030243 A030244

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified March 18 09:28 EDT 2010. Contains 173524 sequences.


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