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A194497 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
1010
111210
1227198
13322782
142564988
1515372702
1674615814
17306900410
181105651074
193569169990
2010512880400
2128628691842
2272880455042
23174895586328
24398556484840
25867314768878
261811576604968
273646385889888

[0,0,0,0,0,0,0,0,0,10,1210,27198,322782,2564988,
 15372702,74615814,306900410,1105651074,3569169990,
 10512880400,28628691842,72880455042,174895586328,
 398556484840,867314768878,1811576604968,
 3646385889888]