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A348547 as a simple table

na(n)
11
24
349
4524
55596
658706
7608886
86267854
964180304
10654605898
116656849267
1267539297095
13683989985496
146916722312963
1569859080168037

[1,4,49,524,5596,58706,608886,6267854,64180304,
 654605898,6656849267,67539297095,683989985496,
 6916722312963,69859080168037]