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A080565 as a simple table

na(n)
13
27
313
415
525
627
729
831
949
1051
1153
1255
1357
1459
1561
1663
1797
1899
19101
20103
21105
22107
23109
24111
25113
26115
27117
28119
29121
30123
31125
32127
33193
34195
35197
36199
37201
38203
39205
40207
41209
42211
43213
44215
45217
46219
47221
48223
49225
50227
51229
52231
53233

[3,7,13,15,25,27,29,31,49,51,53,55,57,59,61,63,97,
 99,101,103,105,107,109,111,113,115,117,119,121,
 123,125,127,193,195,197,199,201,203,205,207,209,
 211,213,215,217,219,221,223,225,227,229,231,233]