login

A279229 as a simple table

na(n)
121
233
345
457
565
669
777
885
993
10105
11117
12123
13129
14133
15141
16145
17153
18161
19165
20177
21185
22189
23201
24209
25213
26217
27219
28221
29225
30237
31245
32249
33253
34261
35265
36267
37273
38285
39287
40291
41297
42301
43305
44309
45321
46325
47329
48333
49341
50345
51357

[21,33,45,57,65,69,77,85,93,105,117,123,129,133,
 141,145,153,161,165,177,185,189,201,209,213,217,
 219,221,225,237,245,249,253,261,265,267,273,285,
 287,291,297,301,305,309,321,325,329,333,341,345,
 357]