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A270108 as a simple table

na(n)
11
221
323
441
525
661
727
881
929
10201
11203
1243
1345
1463
1547
1683
1749
18205
19401
2065
2167
2285
2369
24207
25601
2687
2789
28209
29801
30211
31213
32403
33405
34603
35407
36803
37409
38215
39411
40605
41607
42805
43609
44217
45611
46807
47809
48219
49811
50221
51223
52413
53415
54613
55417
56813

[1,21,23,41,25,61,27,81,29,201,203,43,45,63,47,83,
 49,205,401,65,67,85,69,207,601,87,89,209,801,211,
 213,403,405,603,407,803,409,215,411,605,607,805,
 609,217,611,807,809,219,811,221,223,413,415,613,
 417,813]