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A131156 as a simple table

na(n)
00
11
23
32
48
57
65
76
84
922
1021
1117
1220
1318
1412
1513
1615
1716
1819
1910
2014
2111
229
2364
2463
2558
2662
2759
2846
2945
3054
3157
3261
3348
3455
3549
3650
3732
3834
3936
4031
4135
4240
4341
4443
4544
4647
4752
4853
4956
5060
5127
5226
5338
5442
5551
5629
5739
5830
5933
6024
6137
6228
6325
6423
65196
66195
67189
68194
69190

[0,1,3,2,8,7,5,6,4,22,21,17,20,18,12,13,15,16,19,
 10,14,11,9,64,63,58,62,59,46,45,54,57,61,48,55,49,
 50,32,34,36,31,35,40,41,43,44,47,52,53,56,60,27,
 26,38,42,51,29,39,30,33,24,37,28,25,23,196,195,
 189,194,190]