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A358264 as a simple table

na(n)
01
11
22
39
448
5315
62520
723415
8248640
92972025
1039463200
11576413145
129184855680
13158550787395
142947473809280
1558707685211175
161247293022976000
1728156003910859825
18672972205556851200
1916978695795089253225
20450907982644863744000
2112573634144960773960075

[1,1,2,9,48,315,2520,23415,248640,2972025,
 39463200,576413145,9184855680,158550787395,
 2947473809280,58707685211175,1247293022976000,
 28156003910859825,672972205556851200,
 16978695795089253225,450907982644863744000,
 12573634144960773960075]