Triangle read by rows: T(n,0) = (n+1)^2, T(n,k) = T(n,k-1) + T(n-1,k) for 0 < k < n, and T(n,n) = T(n,n-1).

A165996

Triangle read by rows: T(n,0) = (n+1)^2, T(n,k) = T(n,k-1) + T(n-1,k) for 0 < k < n, and T(n,n) = T(n,n-1).