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A088451 as a simple table

na(n)
11
22
33
44
55
67
78
89
910
1011
1112
1213
1314
1417
1518
1619
1722
1823
1924
2025
2126
2228
2329
2430
2531
2633
2734
2837
2938
3039
3140
3241
3343
3444
3545
3646
3747
3849
3950
4051
4152
4253
4356
4457
4558
4659
4760
4861
4962
5063
5167
5268
5369
5471
5573
5674
5775
5876
5979
6080
6182
6283
6386
6487
6589
6690
6792
6893
6994
7095
7197

[1,2,3,4,5,7,8,9,10,11,12,13,14,17,18,19,22,23,24,
 25,26,28,29,30,31,33,34,37,38,39,40,41,43,44,45,
 46,47,49,50,51,52,53,56,57,58,59,60,61,62,63,67,
 68,69,71,73,74,75,76,79,80,82,83,86,87,89,90,92,
 93,94,95,97]