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A199558 as a simple table

na(n)
012
189
2705
35633
445057
5360449
62883585
723068673
8184549377
91476395009
1011811160065
1194489280513
12755914244097
136047313952769
1448378511622145
15387028092977153
163096224743817217
1724769797950537729
18198158383604301825

[12,89,705,5633,45057,360449,2883585,23068673,
 184549377,1476395009,11811160065,94489280513,
 755914244097,6047313952769,48378511622145,
 387028092977153,3096224743817217,
 24769797950537729,198158383604301825]