id:A126920 - OEIS Search Results

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Coordination sequence for 18-dimensional cyclotomic lattice Z[zeta_27].

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1, 18, 171, 1149, 6147, 27873, 111243, 400617, 1324737, 4074197, 11768193, 32170743, 83746863, 208651167, 499620447, 1153893249, 2578177134, 5587511355, 11772651036, 24163091856, 48397837608, 94751037108, 181570410972, 341010096552, 628429016457 (list; graph; listen)

	OFFSET	`0,2`
	REFERENCES	`M. Beck and S. Hosten, Cyclotomic polytopes and growth series of cyclotomic lattices, arXiv math.CO/0508136.`
	FORMULA	`G.f.: (x^3+1)^9/(1-x)^18.`
	CROSSREFS	`Sequence in context: A126539 A139618 A010970 this_sequence A022583 A052507 A071910` `Adjacent sequences: A126917 A126918 A126919 this_sequence A126921 A126922 A126923`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Mar 18 2007`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

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