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A179855 as a simple table

na(n)
11
29
345
4201
5819
63231
712321
846209
9170370
10621316
112240838
128011584
1328395213
1499845553
15348333411
161205925033
174142850423

[1,9,45,201,819,3231,12321,46209,170370,621316,
 2240838,8011584,28395213,99845553,348333411,
 1205925033,4142850423]