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A070167 as a simple table

na(n)
11
22
33
43
53
66
77
83
99
103
117
1212
137
149
1515
163
177
1818
1919
207
2121
227
2315
2424
2525
267
2727
289
2919
3030
3127
3221
3333
347
3515
3636
3737
3825
3939
407
4127
4242
4343
4419
4545
4615
4727
4848
4943
5033
5151
527
5315
5454
5555
5637
5757
5819
5939
6060
6127
6227
6363
6421
6543
6666
6739
6845
6969
7015
7127
7272
7373
7443
7575
7625

[1,2,3,3,3,6,7,3,9,3,7,12,7,9,15,3,7,18,19,7,21,7,
 15,24,25,7,27,9,19,30,27,21,33,7,15,36,37,25,39,7,
 27,42,43,19,45,15,27,48,43,33,51,7,15,54,55,37,57,
 19,39,60,27,27,63,21,43,66,39,45,69,15,27,72,73,
 43,75,25]