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Search: id:A008531
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| A008531 |
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Coordination sequence for {A_4}* lattice. |
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+0
1
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| 1, 10, 50, 150, 340, 650, 1110, 1750, 2600, 3690, 5050, 6710, 8700, 11050, 13790, 16950, 20560, 24650, 29250, 34390, 40100, 46410, 53350, 60950, 69240, 78250, 88010, 98550, 109900, 122090, 135150
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OFFSET
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0,2
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COMMENT
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Coordination sequence for 4-dimensional cyclotomic lattice Z[zeta_10].
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REFERENCES
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M. O'Keeffe, Coordination sequences for lattices, Zeit. f. Krist., 210 (1995), 905-908.
M. Beck and S. Hosten, Cyclotomic polytopes and growth series of cyclotomic lattices, arXiv math.CO/0508136.
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MAPLE
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[ seq( 5*k^3+5*k, k=0..40) ];
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CROSSREFS
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Sequence in context: A085444 A102915 A153780 this_sequence A051230 A008413 A006542
Adjacent sequences: A008528 A008529 A008530 this_sequence A008532 A008533 A008534
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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