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A171142 as a simple table

na(n)
11
21
31
41
54
61
71
85
95
101
111
128
1318
148
151
161
179
1826
1926
209
211
221
2312
2451
2588
2651
2712
281
291
3013
3163
32139
33139
3463
3513
361
371
3816
39100
40304
41454
42304
43100
4416
451
461
4717
48116
49404
50758
51758
52404
53116
5417
551
561
5720
58165
59720
601770
612424
621770
63720
64165
6520
661
671
6821
69185
70885

[1,1,1,1,4,1,1,5,5,1,1,8,18,8,1,1,9,26,26,9,1,1,
 12,51,88,51,12,1,1,13,63,139,139,63,13,1,1,16,100,
 304,454,304,100,16,1,1,17,116,404,758,758,404,116,
 17,1,1,20,165,720,1770,2424,1770,720,165,20,1,1,
 21,185,885]