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A276233 as a simple table

na(n)
1257
2129
3259
465
5261
6131
7263
833
9265
10133
11267
1267
13269
14135
15271
1617
17273
18137
19275
2069
21277
22139
23279
2435
25281
26141
27283
2871
29285
30143
31287
329
33289
34145
35291
3673
37293
38147
39295
4037
41297
42149
43299
4475
45301
46151
47303
4819
49305
50153

[257,129,259,65,261,131,263,33,265,133,267,67,269,
 135,271,17,273,137,275,69,277,139,279,35,281,141,
 283,71,285,143,287,9,289,145,291,73,293,147,295,
 37,297,149,299,75,301,151,303,19,305,153]