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A274317 as a simple table

na(n)
13
21
36
42
59
67
75
84
915
1017
1112
1219
1318
1421
158
1610
1723
1822
1911
2014
2113
2231
2333
2435
2536
2616
2734
2841
2943
3042
3138
3240
3345
3447
3527
3620
3752
3849
3954
4050
4157
4246
4359
4458
4524
4655
4763
4856
4926
5065
5125
5271
5373
5467
5528
5670
5775
5829
5932
6030
6172
6285
6380
6482
6586
6691
6789
6887
6992
7090
7194
7293
7337
7495
7539
7699

[3,1,6,2,9,7,5,4,15,17,12,19,18,21,8,10,23,22,11,
 14,13,31,33,35,36,16,34,41,43,42,38,40,45,47,27,
 20,52,49,54,50,57,46,59,58,24,55,63,56,26,65,25,
 71,73,67,28,70,75,29,32,30,72,85,80,82,86,91,89,
 87,92,90,94,93,37,95,39,99]