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A212397 as a simple table

na(n)
01
11
22
36
46
530
65
735
8140
91260
101260
1113860
1213860
13180180
14180180
15180180
16360360
176126120
182042040
1938798760
207759752
212586584
222586584
2359491432
24178474296
254461857400
264461857400
2740156716600
2840156716600
291164544781400
301164544781400

[1,1,2,6,6,30,5,35,140,1260,1260,13860,13860,
 180180,180180,180180,360360,6126120,2042040,
 38798760,7759752,2586584,2586584,59491432,
 178474296,4461857400,4461857400,40156716600,
 40156716600,1164544781400,1164544781400]