1825221320domain: NAppears in sequencesNumber A(n,k) of solid standard Young tableaux of shape [[(n)^(k+1)],[n]^k]; square array A(n,k), n>=0, k>=0, read by antidiagonals.at n=24A214631Number of solid standard Young tableaux of shape [[{n}^(n+1)],[n]^n].at n=3A258586