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A084498 as a simple table

na(n)
11
23
32
46
54
65
78
89
97
1012
1111
1210
1316
1413
1514
1615
1720
1817
1919
2018
2122
2224
2321
2423
2528
2626
2725
2827
2931
3032
3129
3230
3336
3435
3533
3634
3738
3839
3940
4037
4142
4244
4343
4441
4547
4646
4748
4845
4952
5050
5151
5249
5355
5456
5554
5653
5760
5859
5958
6057
6164
6261
6365
6462
6563
6668
6766
6870
6969
7067
7174
7271

[1,3,2,6,4,5,8,9,7,12,11,10,16,13,14,15,20,17,19,
 18,22,24,21,23,28,26,25,27,31,32,29,30,36,35,33,
 34,38,39,40,37,42,44,43,41,47,46,48,45,52,50,51,
 49,55,56,54,53,60,59,58,57,64,61,65,62,63,68,66,
 70,69,67,74,71]