447809domain: NAppears in sequencesRow sums of triangle A096744, which shifts one place diagonally left and upward under the matrix cube operation.at n=12A096746a(n) = 2*(n-1)*a(n-1) - a(n-2) + 2*(n-2)*a(n-3) with a(0)=a(1)=a(2)=1.at n=8A269820