2862720domain: NAppears in sequencesTriangle T(n, k) = k*(n-1)! - k!, read by rows.at n=52A137260Expansion of e.g.f. exp( (x / (1-x))^3 ) / (1-x).at n=8A361595Expansion of e.g.f. x^2/(1-x-x^2)^2.at n=8A364422