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A089632 as a simple table

na(n)
13
29
315
427
535
645
775
881
9135
10143
11175
12195
13225
14243
15245
16255
17323
18375
19399
20405
21483
22585
23675
24729
25765
26875
27899
28975
291023
301125
311155
321197
331215
341225
351275
361295
371443
381449
391573
401599
411715
421755
431763
441859
451875
462025
472187
482295
492535

[3,9,15,27,35,45,75,81,135,143,175,195,225,243,
 245,255,323,375,399,405,483,585,675,729,765,875,
 899,975,1023,1125,1155,1197,1215,1225,1275,1295,
 1443,1449,1573,1599,1715,1755,1763,1859,1875,2025,
 2187,2295,2535]