login

A139513 as a simple table

na(n)
13
27
323
429
541
643
747
861
967
1083
1189
12101
13103
14107
15109
16127
17149
18163
19167
20181
21223
22227
23229
24241
25263
26269
27281
28283
29307
30347
31349
32367
33383
34389
35401
36409
37421
38443
39449
40461
41463
42467
43487
44503
45509
46521
47523
48541
49547
50563
51569
52587
53601
54607
55641

[3,7,23,29,41,43,47,61,67,83,89,101,103,107,109,
 127,149,163,167,181,223,227,229,241,263,269,281,
 283,307,347,349,367,383,389,401,409,421,443,449,
 461,463,467,487,503,509,521,523,541,547,563,569,
 587,601,607,641]