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A374906 as a simple table

na(n)
11
24
312
436
572
6144
7288
8576
9720
101728
114608
122880
1318432
147200
158640
1614400
17294912
1820160
191179648
2043200
2150400
22115200
2318874368
24100800
25172800
26460800
27181440
28352800
291207959552
30302400
314831838208
32705600
33806400
347372800
351058400
36907200
37309237645312

[1,4,12,36,72,144,288,576,720,1728,4608,2880,
 18432,7200,8640,14400,294912,20160,1179648,43200,
 50400,115200,18874368,100800,172800,460800,181440,
 352800,1207959552,302400,4831838208,705600,806400,
 7372800,1058400,907200,309237645312]