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A188588 as a simple table

na(n)
01
12
23
312
460
5360
62520
720160
8181440
91814400
1019958400
11239500800
123113510400
1343589145600
14653837184000
1510461394944000
16177843714048000
173201186852864000
1860822550204416000
191216451004088320000
2025545471085854720000

[1,2,3,12,60,360,2520,20160,181440,1814400,
 19958400,239500800,3113510400,43589145600,
 653837184000,10461394944000,177843714048000,
 3201186852864000,60822550204416000,
 1216451004088320000,25545471085854720000]