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A128847 as a simple table

na(n)
01
11
22
37
41304
51311
62615
7139906
8142521
9424948
101417365
111842313
123259678
1350737483
1453997161
15320723288
16374720449
172569045982
18100567513747
193603437154114739
203603537721628486
2154052965256913543
22273868364006196201

[1,1,2,7,1304,1311,2615,139906,142521,424948,
 1417365,1842313,3259678,50737483,53997161,
 320723288,374720449,2569045982,100567513747,
 3603437154114739,3603537721628486,
 54052965256913543,273868364006196201]