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A175498 as a simple table

na(n)
11
22
34
43
56
610
75
811
97
1012
119
1216
138
1417
1515
1623
1713
1824
1918
2028
2114
2226
2319
2432
2520
2634
2721
2836
2925
3041
3122
3239
3330
3448
3527
3646
3729
3849
3931
4052
4137
4259
4333
4456
4540
4664
4735
4860
4938
5065
5142
5268
5343
5471
5544
5673
5745
5875
5951
6082
6147
6279
63112
6450
6584
6653
6788
6854
6990
7057
7194
7255
7393
7461
75100
7658
7798
7862
79103
8063
81105
8267

[1,2,4,3,6,10,5,11,7,12,9,16,8,17,15,23,13,24,18,
 28,14,26,19,32,20,34,21,36,25,41,22,39,30,48,27,
 46,29,49,31,52,37,59,33,56,40,64,35,60,38,65,42,
 68,43,71,44,73,45,75,51,82,47,79,112,50,84,53,88,
 54,90,57,94,55,93,61,100,58,98,62,103,63,105,67]