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A169656 as a simple table

na(n)
1-1
24
31
4-36
5-18
6-1
7576
8432
948
101
11-14400
12-14400
13-2400
14-100
15-1
16518400
17648000
18144000
199000
20180
211
22-25401600
23-38102400
24-10584000
25-882000
26-26460
27-294
28-1
291625702400
302844979200
31948326400
3298784000
333951360
3465856
35448
361

[-1,4,1,-36,-18,-1,576,432,48,1,-14400,-14400,
 -2400,-100,-1,518400,648000,144000,9000,180,1,
 -25401600,-38102400,-10584000,-882000,-26460,-294,
 -1,1625702400,2844979200,948326400,98784000,
 3951360,65856,448,1]