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A263632 Euler characteristics of the Brown poset at p = 2 for the symmetric group S_n. 0
3, 1, -15, -15, 161, 513, -639, -7935, -20735, 235521, 3244033, 2232321, -190068735 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

COMMENTS

No g.f. is known.

LINKS

Table of n, a(n) for n=3..15.

J. M. Møller, Euler characteristics of equivariant subcategories, arXiv preprint arXiv:1502.01317 [math.GR], 2015. See p. 21.

CROSSREFS

Sequence in context: A257490 A156289 A095922 * A284861 A284234 A089278

Adjacent sequences:  A263629 A263630 A263631 * A263633 A263634 A263635

KEYWORD

sign,more

AUTHOR

N. J. A. Sloane, Oct 28 2015

STATUS

approved

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Last modified February 22 18:03 EST 2020. Contains 332148 sequences. (Running on oeis4.)