A307142 - OEIS

A307142

Number of symmetry classes of coarsest matroid corank subdivisions in the hypersimplex Delta(3,n).

1, 3, 5, 12, 39, 140 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`5,2`
	REFERENCES	`Schröter, Benjamin. "Multi-splits and tropical linear spaces from nested matroids." Discrete & Computational Geometry 61.3 (2019): 661-685.`
	LINKS	`Table of n, a(n) for n=5..10.`
	CROSSREFS	`Sequence in context: A191636 A267337 A308544 * A291936 A307146 A293599` `Adjacent sequences: A307139 A307140 A307141 * A307143 A307144 A307145`
	KEYWORD	`nonn,more`
	AUTHOR	`N. J. A. Sloane, Mar 28 2019`
	STATUS	`approved`

Last modified May 25 19:19 EDT 2022. Contains 354071 sequences. (Running on oeis4.)