[1,2,2,4,2,3,8,4,2,4,16,8,4,2,5,32,16,8,4,2,6,64, 32,16,8,4,2,7,128,64,32,16,8,4,2,8,256,128,64,32, 16,8,4,2,9,512,256,128,64,32,16,8,4,2,10,1024,512, 256,128,64,32,16,8,4,2,11,2048,1024,512,256,128, 64,32,16,8,4,2,12]