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A104464 as a simple table

na(n)
11
22
33
44
56
65
77
88
912
109
1113
1210
1315
1411
1516
1614
1721
1817
1925
2018
2127
2219
2328
2420
2530
2622
2733
2823
2934
3024
3136
3226
3339
3429
3543
3631
3746
3832
3948
4035
4152
4237
4355
4438
4557
4640
4760
4841
4961
5042
5163
5244
5366
5445
5567
5647
5770
5849
5973
6050
6175
6251
6376
6453
6579
6654
6781
6856
6984
7058
7187
7259

[1,2,3,4,6,5,7,8,12,9,13,10,15,11,16,14,21,17,25,
 18,27,19,28,20,30,22,33,23,34,24,36,26,39,29,43,
 31,46,32,48,35,52,37,55,38,57,40,60,41,61,42,63,
 44,66,45,67,47,70,49,73,50,75,51,76,53,79,54,81,
 56,84,58,87,59]