[6,36,84,198,474,1140,2748,6630,16002,38628,93252, 225126,543498,1312116,3167724,7647558,18462834, 44573220,107609268,259791750,627192762,1514177268, 3655547292,8825271846,21306090978,51437453796, 124180998564]