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A088147 as a simple table

na(n)
11
23
33
47
57
611
73
87
915
1027
1131
1211
1319
1423
1531
1643
1755
1859
197
2015
2119
2231
2339
2451
2567
2675
2779
2887
2991
3099
31127
327
3319
3423
3543
3647
3759
3871
3979
4091
41103
42107
43127
44131
45139
46143
47167
48191
49199
50203
51211
52223
53227
54247
553
5615
5727
5831
5943
6051
6155
6275
63103
64111
65115
66123
67151

[1,3,3,7,7,11,3,7,15,27,31,11,19,23,31,43,55,59,7,
 15,19,31,39,51,67,75,79,87,91,99,127,7,19,23,43,
 47,59,71,79,91,103,107,127,131,139,143,167,191,
 199,203,211,223,227,247,3,15,27,31,43,51,55,75,
 103,111,115,123,151]