[1,0,0,1,4,10,20,39,72,144,280,567,1112,2187,4204, 8073,15309,28986,54548,102286,190881,354717, 656194,1208712,2217624,4052633,7379630,13390098, 24215587,43649482,78435884,140513905,250988186, 447037367,794031641,1406585604]
