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A190585 as a simple table

na(n)
01
11
21
31
4-5
5-29
6-89
7-209
8-9239
9-120455
10-801359
11-3674879
1215450931
13505760971
144925214295
1530957618511
16-3280733667119
17-49063880680079
18-327527326905119
19-1087577476736255
2097366167074820331
211723137650565888691
2213360549076712501511

[1,1,1,1,-5,-29,-89,-209,-9239,-120455,-801359,
 -3674879,15450931,505760971,4925214295,
 30957618511,-3280733667119,-49063880680079,
 -327527326905119,-1087577476736255,
 97366167074820331,1723137650565888691,
 13360549076712501511]