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A143273 as a simple table

na(n)
11
22
34
43
56
66
74
88
98
1012
115
1210
1310
1415
1510
166
1712
1812
1918
2012
2124
227
2314
2414
2521
2614
2728
2814
298
3016
3116
3224
3316
3432
3516
3632
379
3818
3918
4027
4118
4236
4318
4436
4527
4610
4720
4820
4930
5020
5140
5220
5340
5430
5540
5611
5722
5822
5933
6022
6144
6222
6344
6433
6544
6622

[1,2,4,3,6,6,4,8,8,12,5,10,10,15,10,6,12,12,18,12,
 24,7,14,14,21,14,28,14,8,16,16,24,16,32,16,32,9,
 18,18,27,18,36,18,36,27,10,20,20,30,20,40,20,40,
 30,40,11,22,22,33,22,44,22,44,33,44,22]