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A180917 as a simple table

na(n)
11
22
34
45
56
67
78
810
911
1012
1113
1214
1316
1417
1518
1619
1722
1823
1924
2025
2127
2228
2329
2430
2531
2633
2734
2835
2938
3039
3140
3241
3344
3445
3546
3647
3749
3850
3951
4052
4155
4256
4358
4460
4561
4662
4764
4865
4966
5067
5168
5271
5372
5473
5576
5677
5778
5879
5981
6082
6184
6285
6387
6488
6592
6693
6794
6897
6998
7099
71101

[1,2,4,5,6,7,8,10,11,12,13,14,16,17,18,19,22,23,
 24,25,27,28,29,30,31,33,34,35,38,39,40,41,44,45,
 46,47,49,50,51,52,55,56,58,60,61,62,64,65,66,67,
 68,71,72,73,76,77,78,79,81,82,84,85,87,88,92,93,
 94,97,98,99,101]