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A164385 as a simple table

na(n)
19
215
327
433
557
663
775
893
9105
10135
11153
12177
13195
14237
15267
16273
17363
18393
19405
20435
21453
22483
23495
24567
25573
26597
27603
28657
29687
30705
31723
32747
33765
34825
35915
36933
37987
381017
391035
401065
411113
421167
431197
441227
451233
461287
471293
481323
491377
501443
511455
521485

[9,15,27,33,57,63,75,93,105,135,153,177,195,237,
 267,273,363,393,405,435,453,483,495,567,573,597,
 603,657,687,705,723,747,765,825,915,933,987,1017,
 1035,1065,1113,1167,1197,1227,1233,1287,1293,1323,
 1377,1443,1455,1485]