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A172469 as a simple table

na(n)
17
243
3101
4107
5149
6151
7157
8193
9199
10251
11257
12293
13307
14349
15401
16443
17449
18457
19499
20557
21593
22599
23601
24607
25643
26701
27743
28751
29757
30857
31907
321049
331051
341093
351151
361193
371201
381249
391301
401307
411399
421451
431493
441499
451543
461549
471601
481607

[7,43,101,107,149,151,157,193,199,251,257,293,307,
 349,401,443,449,457,499,557,593,599,601,607,643,
 701,743,751,757,857,907,1049,1051,1093,1151,1193,
 1201,1249,1301,1307,1399,1451,1493,1499,1543,1549,
 1601,1607]