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A126928 Coordination sequence for 16-dimensional cyclotomic lattice Z[zeta_40]. 0
1, 40, 800, 10600, 104360, 813400, 5229440, 28562200, 135572000, 569558760, 2150276800, 7389308840, 23367148600, 68636533400, 188771088160, 489493290200, 1203878338240, 2822878985000, 6339184744800, 13687255667560, 28512882878600, 57481510167640 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..21.

M. Beck and S. Hosten, Cyclotomic polytopes and growth series of cyclotomic lattices, arXiv math.CO/0508136.

FORMULA

G.f.: (x^4+6*x^3+16*x^2+6*x+1)^4/(1-x)^16.

CROSSREFS

Sequence in context: A261571 A010956 A006240 * A035715 A035609 A161653

Adjacent sequences:  A126925 A126926 A126927 * A126929 A126930 A126931

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Mar 18 2007

STATUS

approved

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Last modified April 21 07:53 EDT 2019. Contains 322327 sequences. (Running on oeis4.)