343234domain: NAppears in sequencesDistinct values in A119842, in order of appearance.at n=24A119846Number A(n,k) of n X k chess tableaux; square array A(n,k), n>=0, k>=0, read by antidiagonals.at n=71A214020Number A(n,k) of n X k chess tableaux; square array A(n,k), n>=0, k>=0, read by antidiagonals.at n=72A214020