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A089389 as a simple table

na(n)
10
20
30
44
50
65
70
86
96
107
110
128
130
149
158
1610
170
1811
190
2012
2110
2213
230
2414
2510
2615
2712
2816
290
3017
310
3218
3314
3419
3512
3620
370
3821
3916
4022
410
4223
430
4424
4518
4625
470
4826
4914
5027
5120
5228
530
5429
5516
5630
5722
5831
590
6032
610
6233
6324
6434
6518
6635
670
6836
6926
7037
710
7238
730
7439
7528
7640
7718
7841
790
8042

[0,0,0,4,0,5,0,6,6,7,0,8,0,9,8,10,0,11,0,12,10,13,
 0,14,10,15,12,16,0,17,0,18,14,19,12,20,0,21,16,22,
 0,23,0,24,18,25,0,26,14,27,20,28,0,29,16,30,22,31,
 0,32,0,33,24,34,18,35,0,36,26,37,0,38,0,39,28,40,
 18,41,0,42]