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A394739 as a simple table

na(n)
11
21
32
41
54
61
76
82
94
103
116
124
136
146
157
168
176
1810
198
209
2110
2211
2312
248
2514
269
2716
288
2918
307
3123
325
3326
345
3528
365
3730
386
3931
407
4133
427
4335
448
4534
469
4736
489
4938
5010
5137
5211
5339
5412
5535
5614
5733
5815
5935
6016
6132
6217
6334
6418
6532
6621
6731
6825
6929
7028
7129
7230
7330

[1,1,2,1,4,1,6,2,4,3,6,4,6,6,7,8,6,10,8,9,10,11,
 12,8,14,9,16,8,18,7,23,5,26,5,28,5,30,6,31,7,33,7,
 35,8,34,9,36,9,38,10,37,11,39,12,35,14,33,15,35,
 16,32,17,34,18,32,21,31,25,29,28,29,30,30]