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A200266 as a simple table

na(n)
11
23
33
43
55
65
75
87
93
103
117
129
1311
1417
155
163
1713
1817
1915
2021
215
229
2321
2419
259
2613
273
285
2921
3017

[1,3,3,3,5,5,5,7,3,3,7,9,11,17,5,3,13,17,15,21,5,
 9,21,19,9,13,3,5,21,17]