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A002173 as a simple table

na(n)
11
21
3-8
41
526
6-8
7-48
81
973
1026
11-120
12-8
13170
14-48
15-208
161
17290
1873
19-360
2026
21384
22-120
23-528
24-8
25651
26170
27-656
28-48
29842
30-208
31-960
321
33960
34290
35-1248
3673
371370
38-360
39-1360
4026
411682
42384
43-1848
44-120
451898
46-528
47-2208
48-8
492353
50651
51-2320
52170

[1,1,-8,1,26,-8,-48,1,73,26,-120,-8,170,-48,-208,
 1,290,73,-360,26,384,-120,-528,-8,651,170,-656,
 -48,842,-208,-960,1,960,290,-1248,73,1370,-360,
 -1360,26,1682,384,-1848,-120,1898,-528,-2208,-8,
 2353,651,-2320,170]