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A224867 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
101
110
120
130
145
1521
160
170
180
1910
2065
21440
220
230
240
2527
26222
271901
2814508
290
300
310
3258
33676
347716
3581119
36856559

[0,0,0,0,0,0,0,0,0,1,0,0,0,5,21,0,0,0,10,65,440,0,
 0,0,27,222,1901,14508,0,0,0,58,676,7716,81119,
 856559]