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A225540 as a simple table

na(n)
01
11
24
321
46
5148
684
724
81305
91160
10540
11120
1213806
1317610
1410560
153960
16720
17170401
18296772
19214410
20104160
2132760
225040
232403640
245536440
254692576
262686320
271115520
28302400
2940320
3038143377
31113680800
32111488328
3372080064
3435637840

[1,1,4,21,6,148,84,24,1305,1160,540,120,13806,
 17610,10560,3960,720,170401,296772,214410,104160,
 32760,5040,2403640,5536440,4692576,2686320,
 1115520,302400,40320,38143377,113680800,111488328,
 72080064,35637840]