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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
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
Sequence in context: A162623 A165234 A155895 * A144212 A186683 A210492
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Oct 19 2017
STATUS
approved

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Last modified March 28 11:46 EDT 2024. Contains 371241 sequences. (Running on oeis4.)