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A045961 as a simple table

na(n)
13
25
311
419
543
653
7101
8131
9139
10149
11197
12229
13373
14389
15419
16523
17547
18587
19643
20709
21739
22883
23997
241091
251093
261187
271483
281621
291931
301973
312099
322243
332347
342357
352411
362549
372677
382731
392741
402803
412963
423011
433203
443307
453331
463461
473467
483541
493733

[3,5,11,19,43,53,101,131,139,149,197,229,373,389,
 419,523,547,587,643,709,739,883,997,1091,1093,
 1187,1483,1621,1931,1973,2099,2243,2347,2357,2411,
 2549,2677,2731,2741,2803,2963,3011,3203,3307,3331,
 3461,3467,3541,3733]