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A339224 as a simple table

na(n)
11
21
32
45
513
641
7132
8470
91730
106649
1126122
12104814
13426257
141754055
157282630
1630470129
17128304158
18543303752
192311904374
209880776407
2142394198909
22182537610058
23788473887942
243415782381520
2514837307126498
2664608442956047
27281975101347994
281233237605651194

[1,1,2,5,13,41,132,470,1730,6649,26122,104814,
 426257,1754055,7282630,30470129,128304158,
 543303752,2311904374,9880776407,42394198909,
 182537610058,788473887942,3415782381520,
 14837307126498,64608442956047,281975101347994,
 1233237605651194]