A293179 Number of linearly chained n-tuples of 2 X 2 alternating sign matrices.

2, 17, 4, 159, 8, 1129, 16, 7151

Offset: 1

Author

N. J. A. Sloane, Oct 19 2017

Keywords

• nonn
• more

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

Cf. A005130, A293178, A293180.