[1,-1,1,0,-2,1,0,2,-3,1,0,0,4,-4,1,0,0,-4,8,-5,1, 0,0,0,-8,12,-6,1,0,0,0,8,-20,18,-7,1,0,0,0,0,16, -32,24,-8,1,0,0,0,0,-16,48,-56,32,-9,1,0,0,0,0,0, -32,80,-80,40,-10,1,0,0,0,0,0,32,-112,160,-120,50, -11,1,0,0,0,0,0,0,64,-192,240,-160,60,-12,1]