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A125984 as a simple table

na(n)
00
11
23
32
47
58
65
76
84
918
1017
1120
1221
1322
1412
1513
1615
1716
1819
1910
2011
2114
229
2349
2450
2546
2648
2745
2855
2954
3057
3159
3258
3361
3462
3563
3664
3732
3831
3934
4035
4136
4240
4341
4443
4547
4644
4752
4853
4956
5060
5126
5227
5329
5430
5533
5638
5739
5842
5951
6024
6125
6228
6337
6423
65143
66142
67146
68147
69148

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