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Search: id:A035721
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| A035721 |
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Coordination sequence for 26-dimensional cubic lattice. |
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+0
1
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| 1, 52, 1352, 23452, 305552, 3191812, 27866072, 209284972, 1381251872, 8143343572, 43450388072, 212064570172, 955155127472, 4000059761572, 15676069223672, 57810425102092, 201600442152512, 667669374615412
(list; graph; listen)
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OFFSET
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0,2
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REFERENCES
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J. Serra-Sagrista, Enumeration of lattice points in l_1 norm, Information Processing Letters, 76, no. 1-2 (2000), 39-44.
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LINKS
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J. H. Conway and N. J. A. Sloane, Low-Dimensional Lattices VII: Coordination Sequences, Proc. Royal Soc. London, A453 (1997), 2369-2389 (Abstract, pdf, ps).
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FORMULA
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((1+x)/(1-x))^26.
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CROSSREFS
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Sequence in context: A130000 A160153 A017768 this_sequence A035798 A017715 A156853
Adjacent sequences: A035718 A035719 A035720 this_sequence A035722 A035723 A035724
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KEYWORD
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nonn,easy
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AUTHOR
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Serra-Sagrista, Joan; jserra(AT)ccd.uab.es
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EXTENSIONS
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Recomputed Nov 25 1998 by N. J. A. Sloane (njas(AT)research.att.com).
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