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A197561 as a simple table

na(n)
11
21
31
42
57
62
73
810
910
103
115
1223
1335
1423
155
168
1757
18106
19106
2057
218
2213
23122
24410
25927
26410
27122
2813
2921
30275
311479
324055
334055
341479
35275
3621
3734
38623
395280
4023710
4136877
4223710
435280
44623
4534
4655
471394
4818882
49139477
50310658
51310658
52139477
5318882
541394
5555
5689

[1,1,1,2,7,2,3,10,10,3,5,23,35,23,5,8,57,106,106,
 57,8,13,122,410,927,410,122,13,21,275,1479,4055,
 4055,1479,275,21,34,623,5280,23710,36877,23710,
 5280,623,34,55,1394,18882,139477,310658,310658,
 139477,18882,1394,55,89]