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A307146
Number of symmetry classes of coarsest matroid subdivisions in the hypersimplex Delta(3,n) that are either corank subdivisions or are in the image of the Stiefel map.
0
1, 3, 5, 12, 48, 288
OFFSET
5,2
REFERENCES
Schröter, Benjamin. "Multi-splits and tropical linear spaces from nested matroids." Discrete & Computational Geometry 61.3 (2019): 661-685.
CROSSREFS
Sequence in context: A308544 A307142 A291936 * A293599 A156436 A352145
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Mar 28 2019
STATUS
approved