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A138971 as a simple table

na(n)
11
23
34
47
58
610
713
814
916
1018
1119
1221
1322
1426
1527
1630
1731
1833
1935
2037
2138
2240
2342
2445
2546
2647
2748
2851
2953
3055
3157
3260
3362
3463
3566
3668
3771
3872
3974
4075
4180
4282
4384
4485
4589
4690
4791
4892
4993
5094
5195
5298
53100
54102
55104
56106
57108
58110
59113
60114
61116
62117
63119
64123
65124
66127

[1,3,4,7,8,10,13,14,16,18,19,21,22,26,27,30,31,33,
 35,37,38,40,42,45,46,47,48,51,53,55,57,60,62,63,
 66,68,71,72,74,75,80,82,84,85,89,90,91,92,93,94,
 95,98,100,102,104,106,108,110,113,114,116,117,119,
 123,124,127]