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Search: id:A091778
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A091778 G.f.: Product((1+x^i)/(1-x^i),i=1..n-1)/(1-x^n), with n = 7. +0
1
1, 2, 4, 8, 14, 24, 40, 63, 96, 144, 210, 300, 422, 582, 791, 1062, 1406, 1840, 2384, 3056, 3882, 4891, 6110, 7576, 9330, 11412, 13872, 16766, 20149, 24088, 28658, 33932, 39998, 46952, 54890, 63925, 74178, 85772, 98848, 113558, 130056, 148516, 169125, 192072 (list; graph; listen)
OFFSET

0,2

COMMENT

Poincare series (or Molien series) for H^*(O_7(q); F_2).

REFERENCES

A. Adem and R. J. Milgram, Cohomology of Finite Groups, Springer-Verlag, 2nd. ed., 2004; p. 233.

CROSSREFS

Adjacent sequences: A091775 A091776 A091777 this_sequence A091779 A091780 A091781

Sequence in context: A091774 A060046 A053801 this_sequence A053802 A091779 A090399

KEYWORD

nonn

AUTHOR

njas, Mar 18 2004

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.


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