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A074578 as a simple table

na(n)
03
122
2166
31288
410258
583632
6695746
75886448
850491138
9437851792
103829725826
1133721183408
12298447606018
132651815532752
1423633379691906
15211108878589168
161889074229328898
1716926738873098512
18151824608851577986

[3,22,166,1288,10258,83632,695746,5886448,
 50491138,437851792,3829725826,33721183408,
 298447606018,2651815532752,23633379691906,
 211108878589168,1889074229328898,
 16926738873098512,151824608851577986]