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A104177 as a simple table

na(n)
11
23
37
49
515
619
721
831
933
1037
1139
1245
1351
1461
1563
1667
1769
1875
1979
2081
2193
2297
2399
24109
25111
26121
27123
28127
29129
30135
31139
32141
33151
34157
35165
36169
37171
38181
39183
40189
41195
42199
43201
44211
45213
46219
47225
48229
49231
50241
51243
52247
53249
54255
55261
56271
57277
58279

[1,3,7,9,15,19,21,31,33,37,39,45,51,61,63,67,69,
 75,79,81,93,97,99,109,111,121,123,127,129,135,139,
 141,151,157,165,169,171,181,183,189,195,199,201,
 211,213,219,225,229,231,241,243,247,249,255,261,
 271,277,279]