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A257726 as a simple table

na(n)
00
11
22
33
44
57
65
79
86
913
1011
1125
128
1315
1414
1533
1610
1721
1819
1951
2017
2143
2235
23115
2412
2531
2622
2767
2820
2963
3045
31163
3216
3337
3429
3593
3627
3779
3866
39273
4024
4173
4257
43223
4447
45171
46146
47723
4818
4949
5042
51151
5230
5399
5488
55385
5628
5787
5883
59349
6059
61235
62203
631093
6423
6569
6650
67193
6840
69135
70119
71559
7238
73129
74102
75475
7686
77367
78335
791983
8034
81111

[0,1,2,3,4,7,5,9,6,13,11,25,8,15,14,33,10,21,19,
 51,17,43,35,115,12,31,22,67,20,63,45,163,16,37,29,
 93,27,79,66,273,24,73,57,223,47,171,146,723,18,49,
 42,151,30,99,88,385,28,87,83,349,59,235,203,1093,
 23,69,50,193,40,135,119,559,38,129,102,475,86,367,
 335,1983,34,111]