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A278061 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
103
1110
1211
135
1412
156
167
1713
1815
1910
208
2115
2219
2312
2416
2514
2614
2710
2827
2912
3018
3115
3225
3323
3419
3518
3628
3719
3813
3922
4025
4117
4227
4321
4425
4524
4634
4717
4827
4944
5018
5130
5238
5318
5435
5527
5627
5736
5834
5926
6033
6145
6225
6328
6450

[1,2,3,4,5,6,7,8,9,3,10,11,5,12,6,7,13,15,10,8,15,
 19,12,16,14,14,10,27,12,18,15,25,23,19,18,28,19,
 13,22,25,17,27,21,25,24,34,17,27,44,18,30,38,18,
 35,27,27,36,34,26,33,45,25,28,50]