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A050473 as a simple table

na(n)
12
21
31
42
51
64
73
84
93
105
115
128
1326
147
155
168
179
1812
195
2010
217
228
2346
2416
255
2613
279
2814
297
3025
3121
3213
339
3417
357
3624
3762
3819
3911
4020
4176
4228
4313
4416
4515
4623
4717
4832
4921
5025
5117
5226
5352
5436
5511
5628
5713
5826
5913
6045
6174
6228
6317
6426
6513
6639
6733
6831
6921
7032
7113
7248
7339
7437
7525
7638

[2,1,1,2,1,4,3,4,3,5,5,8,26,7,5,8,9,12,5,10,7,8,
 46,16,5,13,9,14,7,25,21,13,9,17,7,24,62,19,11,20,
 76,28,13,16,15,23,17,32,21,25,17,26,52,36,11,28,
 13,26,13,45,74,28,17,26,13,39,33,31,21,32,13,48,
 39,37,25,38]