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A054161 as a simple table

na(n)
00
10
21
32
44
57
612
721
838
969
10126
11234
12437
13825
141565
152982
165710
1710967
1821138
1940842
2079099
21153510
22298435
23581095
241133110
252212231
264324045
278460649
2816570079
2932480219
3063717408
31125088092
32245735287
33483050536
34950104880

[0,0,1,2,4,7,12,21,38,69,126,234,437,825,1565,
 2982,5710,10967,21138,40842,79099,153510,298435,
 581095,1133110,2212231,4324045,8460649,16570079,
 32480219,63717408,125088092,245735287,483050536,
 950104880]