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A215811 as a simple table

na(n)
12
23
311
417
519
641
743
867
973
1083
11113
12139
13241
14281
15283
16313
17353
18379
19401
20443
21457
22569
23571
24577
25617
26857
27881
281009
291033
301097

[2,3,11,17,19,41,43,67,73,83,113,139,241,281,283,
 313,353,379,401,443,457,569,571,577,617,857,881,
 1009,1033,1097]