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A165293 as a simple table

na(n)
11
210
3-1
4100
5-20
61
71000
8-300
930
10-1
1110000
12-4000
13600
14-40
151
16100000
17-50000
1810000
19-1000
2050
21-1
221000000
23-600000
24150000
25-20000
261500
27-60
281
2910000000
30-7000000
312100000
32-350000
3335000
34-2100
3570

[1,10,-1,100,-20,1,1000,-300,30,-1,10000,-4000,
 600,-40,1,100000,-50000,10000,-1000,50,-1,1000000,
 -600000,150000,-20000,1500,-60,1,10000000,
 -7000000,2100000,-350000,35000,-2100,70]