221005209058domain: 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=33A214631Number of solid standard Young tableaux of shape [[n,n,n],[n],[n]].at n=5A214638