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A234745 as a simple table

na(n)
15
24
36
415
514
612
710
89
98
1017
1116
1218
1320
1421
1523
1622
1730
1829
1928
2027
2126
2224
2351
2450
2548
2649
2754
2853
2952
3060
3163
3262
3357
3456
3558
3634
3735
3833
3932
4039
4138
4236
4345
4444
4546
4640
4743
4842
4985
5084
5186
5280
5381
5483
5582
5690
5789
5888
5995
6094
6192
6293
6368
6469
6571
6670
6765
6864

[5,4,6,15,14,12,10,9,8,17,16,18,20,21,23,22,30,29,
 28,27,26,24,51,50,48,49,54,53,52,60,63,62,57,56,
 58,34,35,33,32,39,38,36,45,44,46,40,43,42,85,84,
 86,80,81,83,82,90,89,88,95,94,92,93,68,69,71,70,
 65,64]