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A165956 as a simple table

na(n)
01
11
22
32
44
54
64
72
88
98
105
116
129
137
147
154
1611
1711
1810
1910
2012
218
229
2310
2414
2513
2611
2711
2814
2912
3010
314
3213
3313
3413
3513
3612
3713
3813
3914
4018
4117
4210
4315
4419
4518
4616
4713
4818
4918
5020
5117
5226
5321
5419
5521
5622
5721
5826
5924
6020
6121
6212
635
6414
6514
6614
6714
6815
6917
7017
7119
7219
7316
7423
7522
7621

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