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Search: id:A008286
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| A008286 |
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Number of different parameter sets for orthogonal arrays with 2^n runs. |
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+0
2
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OFFSET
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0,2
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COMMENT
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Number of nodes in lattice Lambda_{2^n}.
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REFERENCES
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Calculated by M. Colgan, E. M. Rains and N. J. A. Sloane, August 1999.
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LINKS
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E. M. Rains, N. J. A. Sloane and J. Stufken, The Lattice of N-Run Orthogonal Arrays, J. Stat. Planning Inference, 102 (2002), 477-500 (Abstract, pdf, ps)
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CROSSREFS
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Cf. A049082.
Sequence in context: A047042 A110043 A006847 this_sequence A049082 A158095 A059958
Adjacent sequences: A008283 A008284 A008285 this_sequence A008287 A008288 A008289
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KEYWORD
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nonn,nice
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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