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A211608 as a simple table

na(n)
01
10
21
30
41
53
60
71
89
915
100
111
1221
1390
14105
150
161
1745
18375
191050
20945
210
221
2393
241350
256825
2614175
2710395
280
291
30189
314515
3236750
33132300
34218295
35135135
360
371
38381
3914490
40178605
41992250
422765070
433783780
442027025

[1,0,1,0,1,3,0,1,9,15,0,1,21,90,105,0,1,45,375,
 1050,945,0,1,93,1350,6825,14175,10395,0,1,189,
 4515,36750,132300,218295,135135,0,1,381,14490,
 178605,992250,2765070,3783780,2027025]