[1,2,6,4,12,8,24,16,48,32,96,64,192,128,384,256, 768,512,1536,1024,3072,2048,6144,4096,12288,8192, 24576,16384,49152,32768,98304,65536,196608,131072, 393216,262144,786432,524288,1572864,1048576, 3145728,2097152]