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A333579 as a simple table

na(n)
01
12
28
332
4128
5502
61904
76862
822784
964832
10120008
11-223606
12-4311424
13-33271366
14-205802344
15-1142307968
16-5919738880
17-29159028386
18-137718099760
19-626077804826
20-2740865583872
21-11523690799904
22-46214332516520
23-174358991625134
24-601230820510720

[1,2,8,32,128,502,1904,6862,22784,64832,120008,
 -223606,-4311424,-33271366,-205802344,-1142307968,
 -5919738880,-29159028386,-137718099760,
 -626077804826,-2740865583872,-11523690799904,
 -46214332516520,-174358991625134,-601230820510720]