login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A263631 3rd reduced Euler characteristic of symmetric group S_n at p=2. 0
0, 2, 12, -2, 10, 11, 16 (list; graph; refs; listen; history; text; internal format)
OFFSET

4,2

LINKS

Table of n, a(n) for n=4..10.

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

CROSSREFS

Sequence in context: A299521 A167164 A277265 * A010239 A320975 A222804

Adjacent sequences:  A263628 A263629 A263630 * A263632 A263633 A263634

KEYWORD

sign,more

AUTHOR

N. J. A. Sloane, Oct 28 2015

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 12 16:24 EDT 2021. Contains 342927 sequences. (Running on oeis4.)