[0,1,1,0,5,11,0,43,85,0,341,683,0,2731,5461,0, 21845,43691,0,174763,349525,0,1398101,2796203,0, 11184811,22369621,0,89478485,178956971,0, 715827883,1431655765,0,5726623061,11453246123,0, 45812984491,91625968981,0]