login

A139774 as a simple table

na(n)
141
243
353
459
561
667
779
883
989
10101
11107
12131
13151
14163
15167
16173
17193
18197
19227
20229
21241
22251
23271
24283
25307
26311
27331
28337
29347
30349
31353
32373
33383
34389
35409
36421
37431
38439
39443
40449
41467
42467
43479
44487
45491
46499
47509
48541
49547
50557
51563
52569
53577
54587

[41,43,53,59,61,67,79,83,89,101,107,131,151,163,
 167,173,193,197,227,229,241,251,271,283,307,311,
 331,337,347,349,353,373,383,389,409,421,431,439,
 443,449,467,467,479,487,491,499,509,541,547,557,
 563,569,577,587]