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A197646 as a simple table

na(n)
11
2185
39007
4251972
57296769
6243912221
78248011722
8265348341492
98500602391949
10277030071745596
119038063797683276
12293030900435918084
139496009802624436871
14308447946938205252275
1510021951587844761774616

[1,185,9007,251972,7296769,243912221,8248011722,
 265348341492,8500602391949,277030071745596,
 9038063797683276,293030900435918084,
 9496009802624436871,308447946938205252275,
 10021951587844761774616]