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A102466 as a simple table

na(n)
12
23
34
45
56
67
78
89
910
1011
1113
1214
1315
1416
1517
1619
1721
1822
1923
2025
2126
2227
2329
2431
2532
2633
2734
2835
2937
3038
3139
3241
3343
3446
3547
3649
3751
3853
3955
4057
4158
4259
4361
4462
4564
4665
4767
4869
4971
5073
5174
5277
5379
5481
5582
5683
5785
5886
5987
6089
6191
6293
6394
6495
6597
66101
67103
68106
69107
70109

[2,3,4,5,6,7,8,9,10,11,13,14,15,16,17,19,21,22,23,
 25,26,27,29,31,32,33,34,35,37,38,39,41,43,46,47,
 49,51,53,55,57,58,59,61,62,64,65,67,69,71,73,74,
 77,79,81,82,83,85,86,87,89,91,93,94,95,97,101,103,
 106,107,109]