A129723 - OEIS

A129723

Number of distinct coefficients among the Littlewood-Richardson coefficients for Schubert polynomials for symmetric groups S4, S5, S6, S7, S8.

%I #5 Jan 20 2020 20:51:29

%S 5,12,62,332,3267

%N Number of distinct coefficients among the Littlewood-Richardson coefficients for Schubert polynomials for symmetric groups S4, S5, S6, S7, S8.

%C Data taken from the abstract of the paper by Nantel Bergeron and Frank Sottile, cf. LINKS.

%H Nantel Bergeron and Frank Sottile, <a href="http://web.archive.org/web/20080513202720/http://www.math.tamu.edu/~sottile/pages/coeff/index.html">Schubert polynomials, the Bruhat order and the geometry of Schubert varieties</a> (Abstract), 1998, cf. Table 1.

%H Nantel Bergeron, Frank Sottile, <a href="http://DOI.org/10.1215/S0012-7094-98-09511-4">Schubert polynomials, the Bruhat order, and the geometry of flag manifolds</a>, Duke Math. J. 95 (1998) pp. 373-423. DOI: 10.1215/S0012-7094-98-09511-4; <a href="https://arxiv.org/abs/alg-geom/9703001">arXiv:alg-geom/9703001</a>.

%K nonn

%O 1,1

%A _Roger L. Bagula_, Jun 08 2007

%E Edited by _M. F. Hasler_, Jan 20 2020