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A054544 as a simple table

na(n)
01
11
22
33
49
570
6117
7503
8648
91078
1012868
1141235
12178650
13377670
14394301
15546185
162600672
178729780
1841318679
1983367169
20525961060
21561571346
221556964264
231868773845
2415139200289
2527297789005
2630324107039
2756699922000

[1,1,2,3,9,70,117,503,648,1078,12868,41235,178650,
 377670,394301,546185,2600672,8729780,41318679,
 83367169,525961060,561571346,1556964264,
 1868773845,15139200289,27297789005,30324107039,
 56699922000]