-75161927680domain: ZAppears in sequencesTriangle T(n, k) = coefficients of p(n, x), where p(n, x) = (-1)^n*(1+x)*((n+1)^2 +x)^(n-1), p(0, x) = 1, and p(1, x) = -1-x, read by rows.at n=29A158286