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A263294 as a simple table

na(n)
11
21
31
41
52
61
71
85
94
101
111
129
1317
146
151
161
1719
1872
1953
2010
211
221
2336
24323
25501
26168
2714
281
291
3075
311639
325889
334163
34557
3521
361
371
38152
399203
4081786
41138923
4242596
431977
4429
451

[1,1,1,1,2,1,1,5,4,1,1,9,17,6,1,1,19,72,53,10,1,1,
 36,323,501,168,14,1,1,75,1639,5889,4163,557,21,1,
 1,152,9203,81786,138923,42596,1977,29,1]