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A075302 as a simple table

na(n)
00
12
21
34
45
53
66
79
811
97
108
1113
1219
1323
1415
1510
1617
1727
1839
1947
2031
2112
2221
2335
2455
2579
2695
2763
2814
2925
3043
3171
32111
33159
34191
35127
3616
3729
3851
3987
40143
41223
42319
43383
44255
4518
4633
4759
48103
49175
50287
51447
52639
53767
54511
5520
5637
5767
58119
59207
60351
61575
62895
631279

[0,2,1,4,5,3,6,9,11,7,8,13,19,23,15,10,17,27,39,
 47,31,12,21,35,55,79,95,63,14,25,43,71,111,159,
 191,127,16,29,51,87,143,223,319,383,255,18,33,59,
 103,175,287,447,639,767,511,20,37,67,119,207,351,
 575,895,1279]