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A180066 as a simple table

na(n)
123
229
337
431
553
67
713
8127
9157
107
1197
125
1361
1453
15149
16151
17229
18137
19157
20103
2143
2241
23157
24233
25151
26277
2713
28131
29313
30277
3111
32233
33157
34359
35499
3613
3779
38431
395
40101
41397
42661
43307
44479
45313
46331
4713
48251
4911
50601
51103
521093
53449
54409
55733
56571
57499
58673
59829

[23,29,37,31,53,7,13,127,157,7,97,5,61,53,149,151,
 229,137,157,103,43,41,157,233,151,277,13,131,313,
 277,11,233,157,359,499,13,79,431,5,101,397,661,
 307,479,313,331,13,251,11,601,103,1093,449,409,
 733,571,499,673,829]