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A274882 as a simple table

na(n)
01
11
21
31
42
54
69
723
862
9176
10512
111551
124822
1315266
1449141
15160728
16532890
171785162
186039328
1920617808
2070951548
21245911020
22857888714
233010811846
2410624583264
2537680980256
26134260382400
27480440869030
281726092837412
296224442777366
3022523780202156

[1,1,1,1,2,4,9,23,62,176,512,1551,4822,15266,
 49141,160728,532890,1785162,6039328,20617808,
 70951548,245911020,857888714,3010811846,
 10624583264,37680980256,134260382400,480440869030,
 1726092837412,6224442777366,22523780202156]