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A097562 as a simple table

na(n)
15
21
32
42
53
62
76
83
95
103
1110
123
1312
147
155
169
1716
185
1918
207
2110
2212
2322
247
2518
2613
2716
2811
2928
306
3130
3215
3317
3416
3522
3611
3736
3818
3922
4013
4140
4210
4342
4417
4520
4620
4746
4814
4942
5015
5130
5219
5352
5415
5534
5620
5735
5824
5958
6011
6160
6225
6334
6426
6541
6616
6766
6825
6944
7015
7170
7220
7372
7429
7533
7630

[5,1,2,2,3,2,6,3,5,3,10,3,12,7,5,9,16,5,18,7,10,
 12,22,7,18,13,16,11,28,6,30,15,17,16,22,11,36,18,
 22,13,40,10,42,17,20,20,46,14,42,15,30,19,52,15,
 34,20,35,24,58,11,60,25,34,26,41,16,66,25,44,15,
 70,20,72,29,33,30]