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A273161 as a simple table

na(n)
00
11
22
33
45
57
613
719
834
961
10108
11174
12384
13641
141166
152337
164458
177828
1816421
1929346
2057231
21114126
22215915
23396491
24839324
251549146
262983185
275978656
2811628952
2921812113
3045099914
3184842925
32166417181
33332267593
34647614074
351234586894
362538571022

[0,1,2,3,5,7,13,19,34,61,108,174,384,641,1166,
 2337,4458,7828,16421,29346,57231,114126,215915,
 396491,839324,1549146,2983185,5978656,11628952,
 21812113,45099914,84842925,166417181,332267593,
 647614074,1234586894,2538571022]