[1,2,6,14,29,61,123,244,500,1004,2009,4057,8121, 16243,32627,65267,130535,261066,523210,1046474, 2092954,4185909,8371816,16760424,33521256, 67042536,134085073,268302801,536607185,1073214417, 2146428840]