-33856domain: ZAppears in sequencesExpansion of (1-x)/(1-2*x^2+2*x^3).at n=19A078025Triangle of the discriminant of the polynomials x^n - x^m + 1, where 0 < m < n.at n=11A238198Triangle of the discriminant of the polynomials x^n - x^m + 1, where 0 < m < n.at n=13A238198