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A022692 as a simple table

na(n)
01
1-32
2432
3-3008
49144
515040
6-217216
7535104
8868252
9-6262496
103084192
1130773568
12-9780096
13-186954304
14-120143680
151509279360
16594179718
17-7348077952
18-5674293872
1921981855936
2064543508768

[1,-32,432,-3008,9144,15040,-217216,535104,868252,
 -6262496,3084192,30773568,-9780096,-186954304,
 -120143680,1509279360,594179718,-7348077952,
 -5674293872,21981855936,64543508768]