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A285357 as a simple table

na(n)
11
21
31
41
54
61
71
811
911
101
111
1226
1364
1426
151
161
1757
18282
19282
2057
211
221
23120
241071
252072
261071
27120
281
291
30247
313729
3212279
3312279
343729
35247
361
371
38502
3912310
4063858
41106738
4263858
4312310
44502
451
461
471013
4839296
49305464
50781458
51781458
52305464
5339296
541013
551

[1,1,1,1,4,1,1,11,11,1,1,26,64,26,1,1,57,282,282,
 57,1,1,120,1071,2072,1071,120,1,1,247,3729,12279,
 12279,3729,247,1,1,502,12310,63858,106738,63858,
 12310,502,1,1,1013,39296,305464,781458,781458,
 305464,39296,1013,1]