5227236domain: NAppears in sequencesArray read by antidiagonals: generalized ordered Bell numbers Bo(r,n).at n=41A094416Generalized ordered Bell numbers Bo(4,n).at n=6A094417T(n, k) = F(n - k, k), where F(n, x) is the Fubini polynomial. Triangle read by rows, T(n, k) for 0 <= k <= n.at n=59A344499