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A250471 as a simple table

na(n)
11
22
33
45
54
68
76
811
913
1014
117
1217
139
1420
1518
1623
1710
1826
1912
2029
2128
2232
2315
2435
2525
2638
2733
2841
2916
3044
3119
3247
3343
3450
3539
3653
3721
3856
3948
4059
4122
4262
4324
4465
4558
4668
4727
4871
4961
5074
5163
5277
5330
5480
5546
5683
5773
5886
5931
6089
6134
6292
6378
6495
6560
6698
6736
68101
6988
70104
7137
72107
7340
74110
7593
76113
7772
78116
7942
80119
81103
82122
8345
84125
8567
86128
87108
88131
8949

[1,2,3,5,4,8,6,11,13,14,7,17,9,20,18,23,10,26,12,
 29,28,32,15,35,25,38,33,41,16,44,19,47,43,50,39,
 53,21,56,48,59,22,62,24,65,58,68,27,71,61,74,63,
 77,30,80,46,83,73,86,31,89,34,92,78,95,60,98,36,
 101,88,104,37,107,40,110,93,113,72,116,42,119,103,
 122,45,125,67,128,108,131,49]