id:A028924 - OEIS Search Results

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Maximal number of pairs of minimal vectors in n-dimensional laminated lattice.

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0, 1, 3, 6, 12, 20, 36, 63, 120, 136, 168, 219, 324, 453, 711, 1170, 2160, 2673, 3699, 5334, 8700, 13860, 24948, 46575, 98280, 98328, 98424, 98571, 98868, 99253, 100023, 101346, 104160 (list; graph; listen)

	OFFSET	`0,3`
	REFERENCES	`J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 174.`
	CROSSREFS	`A002336 / 2.` `Sequence in context: A028926 A038577 A028925 this_sequence A034738 A054064 A053479` `Adjacent sequences: A028921 A028922 A028923 this_sequence A028925 A028926 A028927`
	KEYWORD	`nonn,hard`
	AUTHOR	`njas and J. H. Conway (conway(AT)math.princeton.edu)`
	EXTENSIONS	`Entry for n=31 corrected by C. Muses.`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

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