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A121608 as a simple table

na(n)
189
2109
3149
4229
5269
6349
7359
8389
9409
10421
11433
12439
13449
14457
15463
16487
17491
18499
19509
20569
21659
22677
23691
24709
25769
26809
27821
28827
29829
30839
31857
32859
33863
34877
35881
36887
37919
38929
39977
40991
411009
421021
431033
441039
451049
461051
471063
481069
491087
501091

[89,109,149,229,269,349,359,389,409,421,433,439,
 449,457,463,487,491,499,509,569,659,677,691,709,
 769,809,821,827,829,839,857,859,863,877,881,887,
 919,929,977,991,1009,1021,1033,1039,1049,1051,
 1063,1069,1087,1091]