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A319840 as a simple table

na(n)
11
22
32
43
54
63
74
86
96
104
115
128
138
148
155
166
1710
1810
1910
2010
216
227
2312
2412
2512
2612
2712
287
298
3014
3114
3214
3314
3414
3514
368
379
3816
3916
4016
4116
4216
4316
4416
459
4610
4718
4818
4918
5018
5118
5218
5318
5418
5510
5611
5720
5820
5920
6020
6120
6220
6320
6420
6520
6611
6712
6822
6922
7022

[1,2,2,3,4,3,4,6,6,4,5,8,8,8,5,6,10,10,10,10,6,7,
 12,12,12,12,12,7,8,14,14,14,14,14,14,8,9,16,16,16,
 16,16,16,16,9,10,18,18,18,18,18,18,18,18,10,11,20,
 20,20,20,20,20,20,20,20,11,12,22,22,22]