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A139760 as a simple table

na(n)
01
19
2137
32185
434953
5559241
68947849
7143165577
82290649225
936650387593
10586406201481
119382499223689
12150119987579017
132401919801264265
1438430716820228233
15614891469123651721
169838263505978427529
17157412216095654840457
182518595457530477447305

[1,9,137,2185,34953,559241,8947849,143165577,
 2290649225,36650387593,586406201481,9382499223689,
 150119987579017,2401919801264265,
 38430716820228233,614891469123651721,
 9838263505978427529,157412216095654840457,
 2518595457530477447305]