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A289630 as a simple table

na(n)
11
22
33
43
55
66
73
83
93
1010
1111
129
135
146
1515
165
1717
186
1910
2015
219
2222
2323
249
2525
2610
277
289
2929
3030
3116
329
3333
3434
3515
369
3719
3820
3915
4015
4141
4218
4329
4433
4515
4646
4747
4815
4915
5050
5151
5215
5353
5414
5555
569
5730
5858
5959
6045
6151
6232
639
6417
6525
6666
6756
6851
6969
7030
7171

[1,2,3,3,5,6,3,3,3,10,11,9,5,6,15,5,17,6,10,15,9,
 22,23,9,25,10,7,9,29,30,16,9,33,34,15,9,19,20,15,
 15,41,18,29,33,15,46,47,15,15,50,51,15,53,14,55,9,
 30,58,59,45,51,32,9,17,25,66,56,51,69,30,71]