A Generalized Major Index Statistic on Tableaux
Séminaire lotharingien de combinatoire, Tome 78 (2018-2020)
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We extend the family of statistics majd, introduced for permutations by Kadell [J. Combin. Theory, Ser.~A, 40(1):22--44, 1985], to standard Young tableaux. At one extreme, we have the traditional major index statistic maj,sub>1 for tableaux. At the other end, whenever N >= n-1, then majN = inv, the inversion statistic introduced by Haglund and Stevens [Sém. Lothar. Combin., 56:B56c, 2006]. This answers a question of Assaf [Sém. Lothar. Combin., 60:B60c, 2008], who defined maj2 and maj3 for tableaux.