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A126928
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Coordination sequence for 16-dimensional cyclotomic lattice Z[zeta_40].
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0
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1, 40, 800, 10600, 104360, 813400, 5229440, 28562200, 135572000, 569558760, 2150276800, 7389308840, 23367148600, 68636533400, 188771088160, 489493290200, 1203878338240, 2822878985000, 6339184744800, 13687255667560, 28512882878600, 57481510167640
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OFFSET
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0,2
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (16, -120, 560, -1820, 4368, -8008, 11440, -12870, 11440, -8008, 4368, -1820, 560, -120, 16, -1).
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FORMULA
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G.f.: (x^4+6*x^3+16*x^2+6*x+1)^4/(1-x)^16.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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