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A355166 as a simple table

na(n)
12
21
34
43
58
617
716
85
920
1021
1132
1219
1318
1433
1564
167
176
1813
1912
209
2110
2241
2340
2435
2534
2637
2768
2865
2966
3097
3196
3211
3314
3425
3524
3667
3726
3873
3980
4023
4122
4285
4384
4481
4582
46129
47128
4871
4972
5069
5176
5275
5374
54137
55136
56131
5770
58133
59132
60193
61130
62257
63256
6415
6528

[2,1,4,3,8,17,16,5,20,21,32,19,18,33,64,7,6,13,12,
 9,10,41,40,35,34,37,68,65,66,97,96,11,14,25,24,67,
 26,73,80,23,22,85,84,81,82,129,128,71,72,69,76,75,
 74,137,136,131,70,133,132,193,130,257,256,15,28]