login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A293179 Number of linearly chained n-tuples of 2 X 2 alternating sign matrices. 4
2, 17, 4, 159, 8, 1129, 16, 7151 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..8.

Heuer, Dylan, Chelsey Morrow, Ben Noteboom, Sara Solhjem, Jessica Striker, and Corey Vorland. "Chained permutations and alternating sign matrices—Inspired by three-person chess." Discrete Mathematics 340, no. 12 (2017): 2732-2752. Also arXiv:1611.03387.

CROSSREFS

Cf. A005130, A293178, A293180.

Sequence in context: A162623 A165234 A155895 * A144212 A186683 A210492

Adjacent sequences:  A293176 A293177 A293178 * A293180 A293181 A293182

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Oct 19 2017

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 August 17 17:08 EDT 2019. Contains 326059 sequences. (Running on oeis4.)