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A288550 as a simple table

na(n)
01
10
29
3108
41569
520230
6229203
72278745
821214753
9192899244
101741242069
1115684465423
12141196229849
131270871708340
1411438182427193
15102944790695746
16926507214592705
178338579980466304
1875047276148618205
19675425698975426255
206078832109331582297

[1,0,9,108,1569,20230,229203,2278745,21214753,
 192899244,1741242069,15684465423,141196229849,
 1270871708340,11438182427193,102944790695746,
 926507214592705,8338579980466304,
 75047276148618205,675425698975426255,
 6078832109331582297]