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A173897 as a simple table

na(n)
11
22
32
44
51
67
72
85
99
102
118
129
132
1410
1512
1612
174
1816
197
206
2114
2211
2319
2416
2510
266
2711
289
2911
3049
3111
3218
336
3443
3510
3621
3718
3815
3925
4021
417
4243
4311
4419
4512
4653
4755
4818
499
5020
5135
529
5350
5431
5532
5628
574
5838
5923
6015
6165
6274
6317
6412
6527
6690
6738
6863
6913
7029
7138
7251
7346
7439
7527
7638
7747
7828

[1,2,2,4,1,7,2,5,9,2,8,9,2,10,12,12,4,16,7,6,14,
 11,19,16,10,6,11,9,11,49,11,18,6,43,10,21,18,15,
 25,21,7,43,11,19,12,53,55,18,9,20,35,9,50,31,32,
 28,4,38,23,15,65,74,17,12,27,90,38,63,13,29,38,51,
 46,39,27,38,47,28]