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A033188 as a simple table

na(n)
10
21
32
46
56
630
7150
8210
9210
10210
112310
122310
1330030
1430030
1530030
1630030
17510510
18510510
199699690
209699690
219699690

[0,1,2,6,6,30,150,210,210,210,2310,2310,30030,
 30030,30030,30030,510510,510510,9699690,9699690,
 9699690]