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A274614 as a simple table

na(n)
12
25
36
43
51
69
74
87
98
1013
1114
1211
1312
1410
1518
1615
1716
1821
1922
2019
2117
2225
2320
2423
2524
2629
2730
2827
2928
3026
3134
3231
3332
3437
3538
3635
3733
3841
3936
4039
4140
4245
4346
4443
4544
4642
4750
4847
4948
5053
5154
5251
5349
5457
5552
5655
5756
5861
5962
6059
6160
6258
6366
6463
6564
6669
6770

[2,5,6,3,1,9,4,7,8,13,14,11,12,10,18,15,16,21,22,
 19,17,25,20,23,24,29,30,27,28,26,34,31,32,37,38,
 35,33,41,36,39,40,45,46,43,44,42,50,47,48,53,54,
 51,49,57,52,55,56,61,62,59,60,58,66,63,64,69,70]