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A073296 as a simple table

na(n)
00
11
23
32
47
58
66
75
84
918
1017
1120
1222
1321
1416
1519
1615
1713
1812
1914
2011
219
2210
2349
2450
2548
2646
2745
2855
2954
3061
3163
3264
3357
3462
3559
3658
3747
3844
3953
4060
4156
4243
4352
4441
4535
4636
4740
4834
4932
5031
5142
5251
5339
5433
5530
5637
5728
5824
5923
6038
6129
6225
6327
6426
65142
66143
67146
68147
69148

[0,1,3,2,7,8,6,5,4,18,17,20,22,21,16,19,15,13,12,
 14,11,9,10,49,50,48,46,45,55,54,61,63,64,57,62,59,
 58,47,44,53,60,56,43,52,41,35,36,40,34,32,31,42,
 51,39,33,30,37,28,24,23,38,29,25,27,26,142,143,
 146,147,148]