login

A109370 as a simple table

na(n)
13
27
39
413
521
637
739
843
951
1067
1169
1273
1381
1487
1593
1697
17109
18111
19123
20129
21133
22147
23153
24157
25159
26171
27189
28193
29229
30247
31259
32271
33273
34277
35279
36283
37291
38303
39307
40343
41349
42367
43369
44381
45391
46397
47409
48433
49441
50447
51453
52469
53481
54483
55501
56511

[3,7,9,13,21,37,39,43,51,67,69,73,81,87,93,97,109,
 111,123,129,133,147,153,157,159,171,189,193,229,
 247,259,271,273,277,279,283,291,303,307,343,349,
 367,369,381,391,397,409,433,441,447,453,469,481,
 483,501,511]