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A164948 as a simple table

na(n)
01
11
2-1
33
4-4
51
69
7-15
87
9-1
1027
11-54
1236
13-10
141
1581
16-189
17162
18-66
1913
20-1
21243
22-648
23675
24-360
25105
26-16
271
28729
29-2187
302673
31-1755
32675
33-153
3419
35-1
362187
37-7290
3810206
39-7938
403780
41-1134
42210
43-22
441
456561
46-24057
4737908
48-34020
4919278
50-7182
511764
52-276
5325
54-1
5519683
56-78732
57137781
58-139968
5991854
60-40824
6112474
62-2592
63351
64-28
651

[1,1,-1,3,-4,1,9,-15,7,-1,27,-54,36,-10,1,81,-189,
 162,-66,13,-1,243,-648,675,-360,105,-16,1,729,
 -2187,2673,-1755,675,-153,19,-1,2187,-7290,10206,
 -7938,3780,-1134,210,-22,1,6561,-24057,37908,
 -34020,19278,-7182,1764,-276,25,-1,19683,-78732,
 137781,-139968,91854,-40824,12474,-2592,351,-28,1]