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A249682 as a simple table

na(n)
13
27
311
417
521
615
725
831
937
1043
1133
1245
1339
1451
1561
1665
1767
1871
1977
2083
2185
2275
2381
2487
2593
2699
27105
28111
29115
30119
31125
32131
33133
34143
35123
36129
37141
38147
39153
40135
41159
42165
43171
44177
45175
46185
47187
48197
49205
50203
51217
52183
53201
54189
55195
56207
57213
58219

[3,7,11,17,21,15,25,31,37,43,33,45,39,51,61,65,67,
 71,77,83,85,75,81,87,93,99,105,111,115,119,125,
 131,133,143,123,129,141,147,153,135,159,165,171,
 177,175,185,187,197,205,203,217,183,201,189,195,
 207,213,219]