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A125296 as a simple table

na(n)
11
21
32
42
54
62
75
83
96
103
118
123
139
146
155
167
1711
186
1912
207
218
229
2313
248
2512
2610
2711
2810
2915
307
3116
3213
3312
3414
3512
3611
3718
3815
3913
4014
4119
4211
4321
4414
4516
4618
4721
4815
4918
5016
5118
5215
5321
5415
5515
5615
5717
5819
5923
6016
6124
6221
6318
6421
6519
6615
6725
6821
6921
7017
7126
7220
7326
7423
7522
7621
7720

[1,1,2,2,4,2,5,3,6,3,8,3,9,6,5,7,11,6,12,7,8,9,13,
 8,12,10,11,10,15,7,16,13,12,14,12,11,18,15,13,14,
 19,11,21,14,16,18,21,15,18,16,18,15,21,15,15,15,
 17,19,23,16,24,21,18,21,19,15,25,21,21,17,26,20,
 26,23,22,21,20]