[0,1,1,2,6,8,38,110,186,846,1776,4314,13194,47706, 166452,500394,1998462,3499644,7496568,17995500, 77968044,149950044,617758308,917658396,4624208244, 8294841828,22167466560,47051992044,224391724524]