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