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A193944 as a simple table

na(n)
12
28
348
498
5350
6440
72430
813310
913454
1017575
11212380
121205644
132018978
143939648
1515473808
16407498958
17138982582998
18768026327418
191049851495966
202682238231673
215556134065128
2214334401249714
23201602864021438

[2,8,48,98,350,440,2430,13310,13454,17575,212380,
 1205644,2018978,3939648,15473808,407498958,
 138982582998,768026327418,1049851495966,
 2682238231673,5556134065128,14334401249714,
 201602864021438]