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A191709 as a simple table

na(n)
11
23
32
45
54
67
78
86
910
1012
1111
129
1314
1416
1517
1615
1713
1819
1921
2023
2122
2220
2318
2425
2528
2630
2729
2827
2926
3024
3133
3236
3339
3438
3535
3632
3734
3831
3943
4046
4150
4249
4345
4441
4537
4644
4740
4855
4959
5064
5163
5258
5353
5448
5542
5656
5751
5870
5975
6081
6180
6274
6368
6461
6554
6647
6771

[1,3,2,5,4,7,8,6,10,12,11,9,14,16,17,15,13,19,21,
 23,22,20,18,25,28,30,29,27,26,24,33,36,39,38,35,
 32,34,31,43,46,50,49,45,41,37,44,40,55,59,64,63,
 58,53,48,42,56,51,70,75,81,80,74,68,61,54,47,71]