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A070981 as a simple table

na(n)
11
23
34
45
56
613
77
814
98
1021
1116
1221
139
1413
1520
1622
1710
1832
1917
2021
2113
2251
2311
2467
2537
2666
2765
2814
2969
3021
3112
3268
3316
3435
3520
3666
3715
38122
3965
4022
4198
4213
4370
4466
4520
46117
4728
4867
4958
5037
5134
5266
53151
54103
5593
5614
57240
5880
5918
6021
6179
6287
6320
6468
65114
6666
6728
6835
69155

[1,3,4,5,6,13,7,14,8,21,16,21,9,13,20,22,10,32,17,
 21,13,51,11,67,37,66,65,14,69,21,12,68,16,35,20,
 66,15,122,65,22,98,13,70,66,20,117,28,67,58,37,34,
 66,151,103,93,14,240,80,18,21,79,87,20,68,114,66,
 28,35,155]