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A078050 as a simple table

na(n)
01
1-2
20
34
4-4
5-4
612
7-4
8-20
928
1012
11-68
1244
1392
14-180
15-4
16364
17-356
18-372
191084
20-340
21-1828
222508
231148
24-6164
253868
268460
27-16196
28-724
2933116
30-31668
31-34564
3297900
33-28772
34-167028
35224572
36109484
37-558628
38339660
39777596
40-1456916
41-98276
423012108
43-2815556
44-3208660
458839772

[1,-2,0,4,-4,-4,12,-4,-20,28,12,-68,44,92,-180,-4,
 364,-356,-372,1084,-340,-1828,2508,1148,-6164,
 3868,8460,-16196,-724,33116,-31668,-34564,97900,
 -28772,-167028,224572,109484,-558628,339660,
 777596,-1456916,-98276,3012108,-2815556,-3208660,
 8839772]