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A044498 as a simple table

na(n)
115
251
387
495
5123
6159
7195
8231
9267
10303
11311
12339
13375
14411
15447
16483
17519
18527
19575
20591
21627
22663
23699
24735
25743
26771
27807
28843
29879
30915
31951
32959
33987
341023
351059
361095
371131
381167
391175
401203
411239
421275
431311
441347

[15,51,87,95,123,159,195,231,267,303,311,339,375,
 411,447,483,519,527,575,591,627,663,699,735,743,
 771,807,843,879,915,951,959,987,1023,1059,1095,
 1131,1167,1175,1203,1239,1275,1311,1347]