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A256388 as a simple table

na(n)
11
23
39
415
527
639
757
869
999
10105
11135
12147
13177
14189
15195
16225
17237
18267
19279
20309
21345
22417
23429
24459
25519
26567
27597
28615
29639
30657
31807
32819
33825
34855
35879
361017
371029
381047
391059
401089
411149
421227
431275
441287
451299
461317
471425
481449
491479
501485
511605

[1,3,9,15,27,39,57,69,99,105,135,147,177,189,195,
 225,237,267,279,309,345,417,429,459,519,567,597,
 615,639,657,807,819,825,855,879,1017,1029,1047,
 1059,1089,1149,1227,1275,1287,1299,1317,1425,1449,
 1479,1485,1605]