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A143216 as a simple table

na(n)
01
11
21
32
42
54
66
76
812
936
1024
1124
1248
13144
14576
15120
16120
17240
18720
192880
2014400
21720
22720
231440
244320
2517280
2686400
27518400
285040
295040
3010080
3130240
32120960
33604800
343628800
3525401600
3640320
3740320
3880640
39241920
40967680
414838400
4229030400
43203212800
441625702400

[1,1,1,2,2,4,6,6,12,36,24,24,48,144,576,120,120,
 240,720,2880,14400,720,720,1440,4320,17280,86400,
 518400,5040,5040,10080,30240,120960,604800,
 3628800,25401600,40320,40320,80640,241920,967680,
 4838400,29030400,203212800,1625702400]