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Search: id:A098788
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| A098788 |
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Stable Poincare series for Lie group of type A (i.e. the variety of complex nonsingular k X k matrices with distinct eigenvalues). |
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+0 3
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| 1, 2, 2, 4, 8, 15, 27, 47, 85, 153, 268, 466, 818, 1430, 2475, 4273, 7377, 12701, 21786, 37282, 63719, 108719, 185085, 314537, 533861, 904861, 1531370, 2588298, 4369783, 7369174, 12413458, 20889007, 35118175, 58986118
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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Lehrer-Segal give a recurrence; both this reference and the Lehrer article give the first 50 terms.
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REFERENCES
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G. I. Lehrer and G. B. Segal, Homology stability for classical regular semisimple varieties, Math. Zeit., 236 (2001), 251-290; p. 286.
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LINKS
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G. I. Lehrer, Some sequences arising at the interface of representation theory and homotopy theory
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CROSSREFS
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Cf. A098787, A098789, A098705.
Sequence in context: A042979 A000018 A075126 this_sequence A153999 A154002 A154005
Adjacent sequences: A098785 A098786 A098787 this_sequence A098789 A098790 A098791
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KEYWORD
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nonn,easy,nice
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Oct 28 2004
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