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A043546 as a simple table

na(n)
00
11
22
37
435
5215
61501
711354
888978
9675569
104175664
111725333
12-687775083
13-19848956619
14-438027976068
15-8715988203509
16-161989586455204
17-2784493824166078
18-41530410660307610
19-406672888265416456
204420077014249902362
21456572861717941696791

[0,1,2,7,35,215,1501,11354,88978,675569,4175664,
 1725333,-687775083,-19848956619,-438027976068,
 -8715988203509,-161989586455204,-2784493824166078,
 -41530410660307610,-406672888265416456,
 4420077014249902362,456572861717941696791]