login

A172238 as a simple table

na(n)
12
23
37
413
519
637
743
867
979
1097
11103
12109
13127
14163
15193
16223
17229
18277
19307
20313
21349
22379
23397
24439
25457
26463
27487
28499
29613
30643
31673
32739
33757
34769
35823
36853
37859
38877
39883
40907
41937
42967
431009
441087
451093
461213
471279
481297
491303
501423
511429
521447
531483

[2,3,7,13,19,37,43,67,79,97,103,109,127,163,193,
 223,229,277,307,313,349,379,397,439,457,463,487,
 499,613,643,673,739,757,769,823,853,859,877,883,
 907,937,967,1009,1087,1093,1213,1279,1297,1303,
 1423,1429,1447,1483]