[1,5,13,28,58,118,238,478,958,1918,3838,7678, 15358,30718,61438,122878,245758,491518,983038, 1966078,3932158,7864318,15728638,31457278, 62914558,125829118,251658238,503316478,1006632958, 2013265918]