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A143471 as a simple table

na(n)
01
10
2-10
31
455
5-12
6-219
777
8701
9-351
10-1900
111277
124494
13-3966
14-9485
1511058
1618342
17-29012
18-34057
1975053
2065836
21-198845
22-144194
23547462
24359314
25-1548522
26-937883
274396415
282346732
29-12282817
30-5272447
3133415657
329836296
33-88340069
34-11914604

[1,0,-10,1,55,-12,-219,77,701,-351,-1900,1277,
 4494,-3966,-9485,11058,18342,-29012,-34057,75053,
 65836,-198845,-144194,547462,359314,-1548522,
 -937883,4396415,2346732,-12282817,-5272447,
 33415657,9836296,-88340069,-11914604]