[0,1,1,3,6,15,36,91,231,595,1540,4005,10440,27261, 71253,186355,487578,1276003,3339820,8742471, 22885995,59912931,156848616,410626153,1075018896, 2814412825,7368190921,19290113571,50502074766, 132215989335,346145696820,906220783315]