[1,1,3,11,43,180,804,3763,18331,92330,478795, 2547885,13880832,77284220,439146427,2543931619, 15010717722,90154755356,550817917537, 3421683388385,21601986281226,138548772267326, 902439162209914,5967669851051612, 40053432076016812]