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A198715 as a simple table

na(n)
11
21
31
42
54
62
75
825
925
105
1114
12172
13401
14172
1514
1641
171201
186548
196548
201201
2141
22122
238404
24107042
25250031
26107042
278404
28122
29365
3058825
311749965
329548295
339548295
341749965
3558825
36365
371094
38411772
3928609241
40364637102
41851787199
42364637102

[1,1,1,2,4,2,5,25,25,5,14,172,401,172,14,41,1201,
 6548,6548,1201,41,122,8404,107042,250031,107042,
 8404,122,365,58825,1749965,9548295,9548295,
 1749965,58825,365,1094,411772,28609241,364637102,
 851787199,364637102]