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A150303型作为一个简单的表

n个a(n)
01
12
27
21
482
5282
61198
74466
819705
976858
10347131
111397815
126429031
1326498484
14123329949
15517100523
162429332648
1710327174912
1848879963250
19210096616126
201000125434896
214337820817891
2220749634479045
2390690386324898
24435549017087419
251916054338405430
269232861896129354
2740845399173564374

[1,2,7,21,82,282,1198,4466,19705,76858,347131,1397815,6429031,26498484,123329949,517100523,2429332648,10327174912,48879963250,210096616126,1000125434896,4337820817891,20749634479045,90690386324898,435549017087419,1916054338405430,9232861896129354,40845399173564374]