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A353926 as a simple table

na(n)
11
2-1
30
40
5-1
62
7-4
85
9-7
109
11-10
1210
13-5
144
1519
16-29
1770
18-84
19138
20-121
21174
22-38
23-70
24364
25-797
261423
27-2048
283001
29-3479
303324
31-2080
32-703
337923
34-15258
3532218
36-46063
3768683
38-73394
3982847
40-45206
41-24942
42191996
43-422887
44780535
45-1225608
461713171
47-2093347

[1,-1,0,0,-1,2,-4,5,-7,9,-10,10,-5,4,19,-29,70,
 -84,138,-121,174,-38,-70,364,-797,1423,-2048,3001,
 -3479,3324,-2080,-703,7923,-15258,32218,-46063,
 68683,-73394,82847,-45206,-24942,191996,-422887,
 780535,-1225608,1713171,-2093347]