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A087307 as a simple table

na(n)
11
23
35
4155
5158
6161
7111
8115
9119
10123
113875983
123875988
133875993
143875998
153876003
161333
171339
181345
191351
201357
211363

[1,3,5,155,158,161,111,115,119,123,3875983,
 3875988,3875993,3875998,3876003,1333,1339,1345,
 1351,1357,1363]