[1,-1,0,-2,2,0,4,-4,0,-8,8,0,16,-16,0,-32,32,0,64, -64,0,-128,128,0,256,-256,0,-512,512,0,1024,-1024, 0,-2048,2048,0,4096,-4096,0,-8192,8192,0,16384, -16384,0,-32768,32768,0,65536,-65536,0,-131072, 131072,0,262144,-262144,0,-524288,524288,0]