[1,47,1081,16215,178365,1533939,10737573,62891499, 314457495,1362649145,5178066751,17417133617, 52251400851,140676848445,341643774795, 751616304549,1503232609098,2741188875414, 4568648125690,6973199770790,9762479679106]