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A099989 as a simple table

na(n)
13
29
315
425
533
643
751
867
973
1079
1193
12105
13115
14129
15135
16151
17163
18171
19193
20201
21211
22223
23235
24241
25261
26273
27285
28297
29307
30321
31331
32349
33361
34385
35393
36409
37421
38429
39451
40475
41483
42489
43511
44519
45535
46541
47559
48579
49591
50613
51619
52631
53643
54651
55673

[3,9,15,25,33,43,51,67,73,79,93,105,115,129,135,
 151,163,171,193,201,211,223,235,241,261,273,285,
 297,307,321,331,349,361,385,393,409,421,429,451,
 475,483,489,511,519,535,541,559,579,591,613,619,
 631,643,651,673]