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A262307 as a simple table

na(n)
11
21
31
41
55
61
71
819
919
101
111
1265
13205
1465
151
161
17211
181795
191795
20211
211
221
23665
2414221
2536317
2614221
27665
281
291
302059
31106819
32636331
33636331
34106819
352059
361
371
386305
39778765
4010365005
4123679901
4210365005
43778765
446305
451

[1,1,1,1,5,1,1,19,19,1,1,65,205,65,1,1,211,1795,
 1795,211,1,1,665,14221,36317,14221,665,1,1,2059,
 106819,636331,636331,106819,2059,1,1,6305,778765,
 10365005,23679901,10365005,778765,6305,1]