[0,1,8,52,244,1093,4490,17952,69304,262385,973916, 3562532,12856716,45880933,162085694,567578784, 1971766704,6801381633,23309759728,79421199860, 269160256356,907726205221,3047449152562, 10188384019072,33930769372904]