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A030173 as a simple table

na(n)
11
22
33
44
55
66
78
89
910
1011
1112
1214
1315
1416
1517
1618
1720
1821
1922
2024
2126
2227
2328
2429
2530
2632
2734
2835
2936
3038
3139
3240
3341
3442
3544
3645
3746
3848
3950
4051
4152
4254
4356
4457
4558
4659
4760
4862
4964
5065
5166
5268
5369
5470
5571
5672
5774
5876
5977
6078
6180
6281
6382
6484
6586
6687
6788
6890

[1,2,3,4,5,6,8,9,10,11,12,14,15,16,17,18,20,21,22,
 24,26,27,28,29,30,32,34,35,36,38,39,40,41,42,44,
 45,46,48,50,51,52,54,56,57,58,59,60,62,64,65,66,
 68,69,70,71,72,74,76,77,78,80,81,82,84,86,87,88,
 90]