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A065708 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1011
1110
1213
1312
1416
1515
1614
1717
1818
1920
2019
2121
2225
2322
2426
2524
2630
2723
2827
2929
3028
3132
3235
3336
3434
3531
3638
3737
3833
3940
4043
4142
4241
4347
4449
4548
4639
4745
4850
4944
5046
5151
5252
5354
5461
5557
5656
5758
5855
5966
6060
6162
6264
6373
6459
6565
6676
6763

[1,2,3,4,5,6,7,8,9,11,10,13,12,16,15,14,17,18,20,
 19,21,25,22,26,24,30,23,27,29,28,32,35,36,34,31,
 38,37,33,40,43,42,41,47,49,48,39,45,50,44,46,51,
 52,54,61,57,56,58,55,66,60,62,64,73,59,65,76,63]