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A233314 as a simple table

na(n)
12
23
343
479
5109
6113
7149
8163
9197
10241
11283
12293
13313
14317
15349
16359
17379
18401
19439
20463
21499
22521
23523
24547
25569
26577
27599
28617
29643
30659
31673
32683
33691
34701
35709
36719
37743
38769
39773
40787
41829
42839
43859
44863
45883
46887
47911
48919
49937
50953
51967
52983
531031

[2,3,43,79,109,113,149,163,197,241,283,293,313,
 317,349,359,379,401,439,463,499,521,523,547,569,
 577,599,617,643,659,673,683,691,701,709,719,743,
 769,773,787,829,839,859,863,883,887,911,919,937,
 953,967,983,1031]