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A162722 as a simple table

na(n)
12
23
34
45
56
67
78
810
911
1012
1113
1214
1316
1417
1519
1620
1722
1823
1924
2026
2127
2228
2329
2431
2532
2634
2737
2838
2940
3041
3143
3244
3345
3446
3547
3648
3752
3853
3954
4055
4156
4258
4359
4461
4562
4663
4764
4867
4968
5071
5173
5274
5375
5476
5579
5680
5782
5883
5986
6088
6189
6290
6392
6494
6596
6697
67101
68103
69104
70106
71107

[2,3,4,5,6,7,8,10,11,12,13,14,16,17,19,20,22,23,
 24,26,27,28,29,31,32,34,37,38,40,41,43,44,45,46,
 47,48,52,53,54,55,56,58,59,61,62,63,64,67,68,71,
 73,74,75,76,79,80,82,83,86,88,89,90,92,94,96,97,
 101,103,104,106,107]