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A110960 as a simple table

na(n)
13
29
315
457
563
669
775
881
987
1099
11117
12129
13141
14147
15153
16177
17207
18219
19273
20285
21291
22309
23327
24351
25363
26375
27405
28411
29453
30465
31477
32483
33489
34537
35543
36561
37615
38621
39627
40639
41663
42699
43753
44759
45789
46795
47801
48831
49837
50867
51873
52915
53933
54939

[3,9,15,57,63,69,75,81,87,99,117,129,141,147,153,
 177,207,219,273,285,291,309,327,351,363,375,405,
 411,453,465,477,483,489,537,543,561,615,621,627,
 639,663,699,753,759,789,795,801,831,837,867,873,
 915,933,939]