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A124343 as a simple table

na(n)
11
21
32
43
56
610
721
838
978
10153
11314
12632
131313
142700
155646
1611786
1724831
1852348
19111027
20235834
21502986
221074739
232303146
244944507
2510639201
2622930493
2749511948
28107065966
29231874164
30502834328
311091842824
322373565195
335165713137
3411254029616
3524542260010

[1,1,2,3,6,10,21,38,78,153,314,632,1313,2700,5646,
 11786,24831,52348,111027,235834,502986,1074739,
 2303146,4944507,10639201,22930493,49511948,
 107065966,231874164,502834328,1091842824,
 2373565195,5165713137,11254029616,24542260010]