A032161 Number of rooted compound windmills with n nodes and leaves of 2 colors where any 2 submills extending from the same node are different.

2, 2, 3, 7, 18, 48, 145, 444, 1393, 4507, 14759, 49142, 165317, 562091, 1925899, 6647608, 23092972, 80660663, 283138682, 998248096, 3533524793, 12552572322, 44737515682, 159919954982, 573214555207, 2059779884427