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Search: id:A035829
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| A035829 |
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Coordination sequence for lattice D*_88 (with edges defined by l_1 norm = 1). |
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1
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| 1, 176, 15488, 908688, 39990016, 1408193776, 41333677440, 1040252599760, 22916557452800, 448955097765680, 7919942966638208, 127086414364383248, 1870534029816486144, 25431687677362290544, 321315959969540069248
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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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FORMULA
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a(m)=add(2^k*binomial(n, k)*binomial(m-1, k-1), k=0..n)+2^n*binomial((n+2*m)/2-1, n-1); with n=88.
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CROSSREFS
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Sequence in context: A068244 A083961 A158818 this_sequence A159426 A009722 A159442
Adjacent sequences: A035826 A035827 A035828 this_sequence A035830 A035831 A035832
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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), J. Serra-Sagrista (jserra(AT)ccd.uab.es)
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