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A128040 as a simple table

na(n)
11
22
36
430
530
6210
7210
82310
930030
1030030
1130030
12510510
139699690
149699690
159699690
16223092870
17223092870
186469693230
196469693230
20200560490130
21200560490130
22200560490130
23200560490130
247420738134810
257420738134810

[1,2,6,30,30,210,210,2310,30030,30030,30030,
 510510,9699690,9699690,9699690,223092870,
 223092870,6469693230,6469693230,200560490130,
 200560490130,200560490130,200560490130,
 7420738134810,7420738134810]