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A098788
Stable Poincaré series [or Poincare series] for Lie group of type A (i.e., the variety of complex nonsingular k X k matrices with distinct eigenvalues).
2
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
OFFSET
0,2
COMMENTS
Lehrer-Segal give a recurrence; both this reference and the Lehrer article give the first 50 terms.
REFERENCES
G. I. Lehrer and G. B. Segal, Homology stability for classical regular semisimple varieties, Math. Zeit., 236 (2001), 251-290; p. 286.
CROSSREFS
KEYWORD
nonn,easy,nice
AUTHOR
N. J. A. Sloane, Oct 28 2004
STATUS
approved