A293178 - OEIS

A293178

Number of linearly chained pairs of n X n alternating sign matrices.

2, 17, 504, 53932 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	LINKS	`Table of n, a(n) for n=1..4.` `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.` `Sequence in context: A308864 A217284 A220476 * A172341 A356502 A007759` `Adjacent sequences: A293175 A293176 A293177 * A293179 A293180 A293181`
	KEYWORD	`nonn,more`
	AUTHOR	`N. J. A. Sloane, Oct 19 2017`
	STATUS	`approved`

Last modified January 29 15:13 EST 2023. Contains 359923 sequences. (Running on oeis4.)