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A054794 as a simple table

na(n)
15
27
311
413
517
623
725
835
937
1047
1155
1261
1377
1495
15103
16115
17133
18137
19161
20167
21187
22205
23215
24245
25247
26277
27293
28311
29343
30347
31385
32397
33425
34455
35467
36511
37517
38557
39583
40605
41653
42655
43707
44727
45761
46805
47817
48875
49887
50935
51973
52997
531061
541063

[5,7,11,13,17,23,25,35,37,47,55,61,77,95,103,115,
 133,137,161,167,187,205,215,245,247,277,293,311,
 343,347,385,397,425,455,467,511,517,557,583,605,
 653,655,707,727,761,805,817,875,887,935,973,997,
 1061,1063]