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A029979 as a simple table

na(n)
12
23
35
47
511
613
7157
8181
9193
10229
11241
12277
13761
14773
15797
16809
17821
18857
191039
201051
211063
221087
231123
241607
251619
261667
2721169
2821313
2921601
3022621
3123053
3223197
3323629
3423773
3523917
3624061
3724793
3825657
3925801
4026821
4127109
4227253

[2,3,5,7,11,13,157,181,193,229,241,277,761,773,
 797,809,821,857,1039,1051,1063,1087,1123,1607,
 1619,1667,21169,21313,21601,22621,23053,23197,
 23629,23773,23917,24061,24793,25657,25801,26821,
 27109,27253]