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A244556 as a simple table

na(n)
12
23
35
47
543
659
767
879
997
10109
11113
12137
13163
14167
15179
16199
17227
18269
19283
20293
21313
22317
23337
24349
25367
26379
27397
28409
29419
30439
31463
32479
33487
34499
35523
36557
37569
38607
39617
40619
41643
42673
43677
44683
45709
46719
47727
48739
49743
50773
51787

[2,3,5,7,43,59,67,79,97,109,113,137,163,167,179,
 199,227,269,283,293,313,317,337,349,367,379,397,
 409,419,439,463,479,487,499,523,557,569,607,617,
 619,643,673,677,683,709,719,727,739,743,773,787]