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A121370 as a simple table

na(n)
11
23
31
47
58
619
713
84
916
103
1142
1224
13434
1484
15160
16579
17475
18529
192450
202644
213928
22558
2313680
247146
251408
263003
272369
2855000
2983873

[1,3,1,7,8,19,13,4,16,3,42,24,434,84,160,579,475,
 529,2450,2644,3928,558,13680,7146,1408,3003,2369,
 55000,83873]