Table[cos(a*b*2*pi/8) + sin(a*b*2*pi/8)i, {a, 0,7}, {b,0,7}].{{3 + 2i},{1 + 7i},{4 + 1i},{1 + 8i},{5 - 2i},{9 + 8i},{2 - 1i},{6 - 8i}}