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A216815 as a simple table

na(n)
129
241
361
489
5101
6109
7149
8181
9229
10241
11269
12281
13349
14389
15401
16409
17421
18449
19461
20509
21521
22541
23569
24601
25641
26661
27701
28709
29761
30769
31809
32821
33829
34881
35929
36941
371009
381021
391049
401061
411069
421109
431129
441181
451201
461229
471249
481289
491301
501321
511361
521381
531409
541429
551481
561489
571549
581601
591609
601621
611669
621709
631721
641741
651789
661801
671861

[29,41,61,89,101,109,149,181,229,241,269,281,349,
 389,401,409,421,449,461,509,521,541,569,601,641,
 661,701,709,761,769,809,821,829,881,929,941,1009,
 1021,1049,1061,1069,1109,1129,1181,1201,1229,1249,
 1289,1301,1321,1361,1381,1409,1429,1481,1489,1549,
 1601,1609,1621,1669,1709,1721,1741,1789,1801,1861]