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A257334 as a simple table

na(n)
13
22
35
44
57
68
79
811
913
106
1117
1210
1319
1414
1523
1612
1725
1816
1929
2015
2131
2222
2321
2420
2537
2618
2735
2824
2941
3026
3127
3228
3343
3432
3533
3634
3739
3838
3945
4044
4147
4230
4349
4436
4553
4640
4751
4846
4955
5042
5159
5248
5361
5450
5557
5652
5763
5858
5965
6054
6167
6256
6369
6471
6560
6673
6762

[3,2,5,4,7,8,9,11,13,6,17,10,19,14,23,12,25,16,29,
 15,31,22,21,20,37,18,35,24,41,26,27,28,43,32,33,
 34,39,38,45,44,47,30,49,36,53,40,51,46,55,42,59,
 48,61,50,57,52,63,58,65,54,67,56,69,71,60,73,62]