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A221162 as a simple table

na(n)
13
233
3352
43721
539254
6413908
74363921
846008619
9485064009
105113971944
1153915979657
12568429529006
135992882377940
1463182219138721
15666122336505939
167022845559348401
1774040993741513520
18780605056433123273

[3,33,352,3721,39254,413908,4363921,46008619,
 485064009,5113971944,53915979657,568429529006,
 5992882377940,63182219138721,666122336505939,
 7022845559348401,74040993741513520,
 780605056433123273]