A005104 - OEIS

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A005104

Minimal determinant of n-dimensional norm 4 lattice.
(Formerly M3442)

1, 4, 12, 32, 64, 128, 192, 256, 256 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	REFERENCES	`J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 180.` `N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).`
	CROSSREFS	`Sequence in context: A171844 A161217 A152527 * A028921 A028922 A066150` `Adjacent sequences: A005101 A005102 A005103 * A005105 A005106 A005107`
	KEYWORD	`nonn,hard`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 11:25 EST 2012. Contains 205777 sequences.