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A355535 as a simple table

na(n)
19
221
325
427
545
649
757
863
975
1081
1199
12105
13115
14117
15121
16125
17133
18135
19147
20153
21159
22171
23175
24189
25195
26207
27225
28231
29243
30245
31261
32273
33275
34279
35285
36289
37297
38315
39325
40333
41343
42345
43351
44357
45361
46363
47369
48371
49375
50387
51393
52399
53405
54423

[9,21,25,27,45,49,57,63,75,81,99,105,115,117,121,
 125,133,135,147,153,159,171,175,189,195,207,225,
 231,243,245,261,273,275,279,285,289,297,315,325,
 333,343,345,351,357,361,363,369,371,375,387,393,
 399,405,423]