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A169998 as a simple table

na(n)
01
11
2-3
31
45
5-7
6-3
717
8-11
9-23
1045
111
12-91
1389
1493
15-271
1685
17457
18-627
19-287
201541
21-967
22-2115
234049
24181
25-8279
267917
278641
28-24475
297193
3041757
31-56143
32-27371
33139657
34-84915
35-194399
36364229
3724569
38-753027
39703889
40802165
41-2209943
42605613
433814273
44-5025499
45-2603047

[1,1,-3,1,5,-7,-3,17,-11,-23,45,1,-91,89,93,-271,
 85,457,-627,-287,1541,-967,-2115,4049,181,-8279,
 7917,8641,-24475,7193,41757,-56143,-27371,139657,
 -84915,-194399,364229,24569,-753027,703889,802165,
 -2209943,605613,3814273,-5025499,-2603047]