A032143 Number of compound rooted windmills with n nodes where any 2 submills extending from the same node are of different sizes.

1, 1, 1, 2, 3, 6, 13, 28, 60, 135, 316, 731, 1735, 4133, 9937, 24133, 58820, 144227, 355966, 881868, 2192529, 5479166, 13717843, 34474835, 86848986, 219454215, 555371300, 1409893698, 3583579216, 9130512970, 23294809707