74235domain: NAppears in sequencesTriangle read by rows: T(n,k) = Stirling2(n, k+1) + abs(Stirling1(n,k)), 0 <= k <= n.at n=49A152924Expansion of (-1 + Product_{k>=1} 1 / (1 + (-x)^k))^6.at n=22A341245