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A242677 as a simple table

na(n)
115
233
355
457
565
669
777
887
9115
10121
11129
12143
13169
14205
15209
16265
17299
18305
19321
20339
21361
22415
23417
24447
25451
26481
27493
28505
29517
30519
31535
32551
33553
34581
35611
36623
37667
38687
39695
40721
41737
42779
43789
44799
45865
46871
47893
48901
49905
50923
51943
52949
53955
54973

[15,33,55,57,65,69,77,87,115,121,129,143,169,205,
 209,265,299,305,321,339,361,415,417,447,451,481,
 493,505,517,519,535,551,553,581,611,623,667,687,
 695,721,737,779,789,799,865,871,893,901,905,923,
 943,949,955,973]