267582domain: NAppears in sequencesa(n) = 18522*n - 10248.at n=14A157731Triangle T(n,m) read by rows: number of n X m binary matrices with no rows or columns in which all entries are the same (n >= 1, 1 <= m <= n).at n=23A283654Number of binary strict trees of weight n.at n=18A300442